diff --git a/scripts/pokemon-helper.ts b/scripts/pokemon-helper.ts
index afb3d7d..f2c94f6 100644
--- a/scripts/pokemon-helper.ts
+++ b/scripts/pokemon-helper.ts
@@ -54,6 +54,7 @@ export const createCardCollection = async () => {
             { name: 'productLineName', type: 'string', facet: true },
             { name: 'rarityName', type: 'string', facet: true },
             { name: 'setName', type: 'string', facet: true },
+            { name: 'setCode', type: 'string' },
             { name: 'cardType', type: 'string', facet: true },
             { name: 'energyType', type: 'string', facet: true },
             { name: 'number', type: 'string', sort: true },
@@ -113,12 +114,13 @@ export const upsertCardCollection = async (db:DBInstance) => {
             productLineName: card.productLineName,
             rarityName: card.rarityName,
             setName: card.set?.setName || "",
+            setCode: card.set?.setCode || "",
             cardType: card.cardType || "",
             energyType: card.energyType || "",
             number: card.number,
             Artist: card.artist || "",
             sealed: card.sealed,
-            content: [card.productName, card.productLineName, card.set?.setName || "", card.number, card.rarityName, card.artist || ""].join(' '),
+            content: [card.productName, card.productLineName, card.set?.setName || "", card.set?.setCode || "", card.number, card.rarityName, card.artist || ""].join(' '),
             releaseDate: card.tcgdata?.releaseDate ? Math.floor(new Date(card.tcgdata.releaseDate).getTime() / 1000) : 0,
             ...(marketPrice !== null && { marketPrice }),
             sku_id: card.prices.map(price => price.skuId.toString())
diff --git a/src/layouts/Main.astro b/src/layouts/Main.astro
index 6e24c4f..dfe03d6 100644
--- a/src/layouts/Main.astro
+++ b/src/layouts/Main.astro
@@ -16,6 +16,7 @@ const { title } = Astro.props;
     <meta charset="UTF-8" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
     <meta name="htmx-config" content='{"historyCacheSize": 50}'/>
+    <meta name="google-adsense-account" content="ca-pub-1140571217687341">
     <link rel="icon" type="image/svg+xml" href="/favicon.svg" />
     <link rel="icon" href="/favicon.ico" />
     <title>{title}</title>
@@ -42,4 +43,4 @@ const { title } = Astro.props;
     <script src="../assets/js/main.js"></script>
     <script>import '../assets/js/priceChart.js';</script>
   </body>
-</html>
\ No newline at end of file
+</html>
diff --git a/src/pages/partials/card-modal.astro b/src/pages/partials/card-modal.astro
index 2d33e40..94c2114 100644
--- a/src/pages/partials/card-modal.astro
+++ b/src/pages/partials/card-modal.astro
@@ -88,13 +88,22 @@ for (const row of historyRows) {
 
 function computeVolatility(prices: number[]): { label: string; monthlyVol: number } {
   if (prices.length < 2) return { label: '—', monthlyVol: 0 };
+
   const returns: number[] = [];
   for (let i = 1; i < prices.length; i++) {
-    returns.push(Math.log(prices[i] / prices[i - 1]));
+    const ratio = prices[i] / prices[i - 1];
+    if (!isFinite(ratio) || ratio <= 0) continue; // skip bad ratios
+    returns.push(Math.log(ratio));
   }
+
+  if (returns.length < 2) return { label: '—', monthlyVol: 0 }; // ← key fix
+
   const mean = returns.reduce((a, b) => a + b, 0) / returns.length;
   const variance = returns.reduce((sum, r) => sum + (r - mean) ** 2, 0) / (returns.length - 1);
   const monthlyVol = Math.sqrt(variance) * Math.sqrt(30);
+
+  if (!isFinite(monthlyVol)) return { label: '—', monthlyVol: 0 }; // safety net
+
   const label = monthlyVol >= 0.30 ? 'High'
               : monthlyVol >= 0.15 ? 'Medium'
               : 'Low';
@@ -310,7 +319,7 @@ const altSearchUrl = (card: any) => {
 
                           <!-- Table only — chart is outside the tab panes -->
                           <div class="w-100">
-                            <div class="alert alert-dark rounded p-2 mb-0 table-responsive">
+                            <div class="alert alert-dark rounded p-2 mb-0 table-responsive d-none">
                               <h6>Latest Verified Sales</h6>
                               <table class="table table-sm mb-0">
                                 <caption class="small">Filtered to remove mismatched language variants</caption>
@@ -382,4 +391,4 @@ const altSearchUrl = (card: any) => {
         </div>
       </div>
     </div>
-  </div>
\ No newline at end of file
+  </div>
diff --git a/src/pages/partials/cards.astro b/src/pages/partials/cards.astro
index e3c3e31..5731fd2 100644
--- a/src/pages/partials/cards.astro
+++ b/src/pages/partials/cards.astro
@@ -48,15 +48,53 @@ const languageFilter = language === 'en' ? " && productLineName:=`Pokemon`"
 // synonyms alone (e.g. terms that need to match across multiple set names)
 // and rewrites them into a direct filter, clearing the query so it doesn't
 // also try to text-match against card names.
-const EREADER_SETS = ['Expedition Base Set', 'Aquapolis', 'Skyridge', 'Battle-e'];
-const EREADER_RE = /^(e-?reader|e reader)$/i;
+
+const ALIAS_FILTERS = [
+    // ── Era / set groupings ───────────────────────────────────────────────
+    { re: /^(e-?reader|e reader)$/i, field: 'setName',
+      values: ['Expedition Base Set', 'Aquapolis', 'Skyridge', 'Battle-e'] },
+
+    { re: /^neo$/i, field: 'setName',
+      values: ['Neo Genesis', 'Neo Discovery', 'Neo Revelation', 'Neo Destiny'] },
+
+    { re: /^(wotc|wizards)$/i, field: 'setName',
+      values: ['Base Set', 'Jungle', 'Fossil', 'Base Set 2', 'Team Rocket',
+               'Gym Heroes', 'Gym Challenge', 'Neo Genesis', 'Neo Discovery',
+               'Neo Revelation', 'Neo Destiny', 'Expedition Base Set',
+               'Aquapolis', 'Skyridge', 'Battle-e'] },
+
+    { re: /^(sun\s*(&|and)\s*moon|s(&|and)m|sm)$/i, field: 'setName',
+      values: ['Sun & Moon', 'Guardians Rising', 'Burning Shadows', 'Crimson Invasion',
+               'Ultra Prism', 'Forbidden Light', 'Celestial Storm', 'Dragon Majesty',
+               'Lost Thunder', 'Team Up', 'Unbroken Bonds', 'Unified Minds',
+               'Hidden Fates', 'Cosmic Eclipse', 'Detective Pikachu'] },
+
+    { re: /^(sword\s*(&|and)\s*shield|s(&|and)s|swsh)$/i, field: 'setName',
+      values: ['Sword & Shield', 'Rebel Clash', 'Darkness Ablaze', 'Vivid Voltage',
+               'Battle Styles', 'Chilling Reign', 'Evolving Skies', 'Fusion Strike',
+               'Brilliant Stars', 'Astral Radiance', 'Pokemon GO', 'Lost Origin',
+               'Silver Tempest', 'Crown Zenith'] },
+
+    // ── Card type shorthands ──────────────────────────────────────────────
+    { re: /^trainers?$/i,         field: 'cardType', values: ['Trainer'] },
+    { re: /^supporters?$/i,       field: 'cardType', values: ['Supporter'] },
+    { re: /^stadiums?$/i,         field: 'cardType', values: ['Stadium'] },
+    { re: /^items?$/i,            field: 'cardType', values: ['Item'] },
+    { re: /^(energys?|energies)$/i, field: 'cardType', values: ['Energy'] },
+
+    // ── Rarity shorthands ─────────────────────────────────────────────────
+    { re: /^promos?$/i, field: 'rarityName', values: ['Promo'] },
+];
 
 let resolvedQuery = query;
 let queryFilter = '';
 
-if (EREADER_RE.test(query.trim())) {
-    resolvedQuery = '';
-    queryFilter = `setName:=[${EREADER_SETS.map(s => '`' + s + '`').join(',')}]`;
+for (const alias of ALIAS_FILTERS) {
+    if (alias.re.test(query.trim())) {
+        resolvedQuery = '';
+        queryFilter = `${alias.field}:=[${alias.values.map(s => '`' + s + '`').join(',')}]`;
+        break;
+    }
 }
 
 const filters = Array.from(formData.entries())
@@ -118,7 +156,10 @@ if (start === 0) {
 const searchRequests = { searches: searchArray };
 const commonSearchParams = {
     q: resolvedQuery,
-    query_by: 'content,setName,productLineName,rarityName,energyType,cardType'
+    query_by: 'content,setName,setCode,productName',
+    query_by_weights: '10,6,8,9',
+    num_typos: '2,1,0,1',
+    prefix: 'true,true,false,false',
 };
 
 // use typesense to search for cards matching the query and return the productIds of the results
@@ -276,8 +317,8 @@ const facets = searchResults.results.slice(1).map((result: any) => {
 }
 
 {pokemon.length === 0 && (
-    <div id="notfound" hx-swap-oob="true">
-        Pokemon not found
+    <div id="notfound" class="mt-4 h6" hx-swap-oob="true">
+        No cards found! Please modify your search and try again.
     </div>
 )}
 
@@ -314,4 +355,4 @@ const facets = searchResults.results.slice(1).map((result: any) => {
     <div hx-post="/partials/cards" hx-trigger="revealed" hx-include="#searchform" hx-target="#cardGrid" hx-swap="beforeend" hx-on--after-request="afterUpdate(event)">
         Loading...
     </div>
-}
\ No newline at end of file
+}