diff --git a/.forgejo/scripts/cultural-groups.js b/.forgejo/scripts/cultural-groups.js
index 8e6cd2b..a1a0d80 100644
--- a/.forgejo/scripts/cultural-groups.js
+++ b/.forgejo/scripts/cultural-groups.js
@@ -1,24 +1,30 @@
 const fs = require('fs');
 const path = require('path');
 
-// Define cultural groups by country
+// Define cultural groups by country with more precise matching
 const culturalGroups = {
     anglosphere: [
-        'united kingdom', 'uk', 'britain', 'england', 'scotland', 'wales', 'northern ireland',
-        'united states', 'usa', 'america', 'canada', 'australia', 'new zealand', 'ireland'
+        'united kingdom', 'uk', 'great britain', 'britain', 
+        'england', 'scotland', 'wales', 'northern ireland',
+        '^united states$', '^usa$', '^us$', '^america$', 
+        '^canada$', 
+        '^australia$', 
+        '^new zealand$', 
+        '^ireland$'
     ],
     francophone: [
-        'france', 'belgium', 'switzerland', 'quebec', 'monaco', 
-        'luxembourg', 'haiti', 'ivory coast', 'senegal', 'cameroon'
+        '^france$', '^belgium$', '^switzerland$', '^quebec$', '^monaco$', 
+        '^luxembourg$', '^haiti$', '^ivory coast$', '^senegal$', '^cameroon$'
     ],
     hispanic: [
-        'spain', 'mexico', 'argentina', 'chile', 'colombia', 'peru',
-        'venezuela', 'ecuador', 'guatemala', 'cuba', 'dominican republic',
-        'honduras', 'el salvador', 'nicaragua', 'costa rica', 'panama'
+        '^spain$', '^mexico$', '^argentina$', '^chile$', '^colombia$', '^peru$',
+        '^venezuela$', '^ecuador$', '^guatemala$', '^cuba$', '^dominican republic$',
+        '^honduras$', '^el salvador$', '^nicaragua$', '^costa rica$', '^panama$',
+        '^bolivia$', '^paraguay$', '^uruguay$', 'latin america'
     ],
     lusophone: [
-        'portugal', 'brazil', 'angola', 'mozambique',
-        'cape verde', 'guinea-bissau', 'sao tome and principe'
+        '^portugal$', '^brazil$', '^angola$', '^mozambique$',
+        '^cape verde$', '^guinea-bissau$', '^sao tome and principe$'
     ],
     arabic: [
         'saudi arabia', 'egypt', 'uae', 'united arab emirates', 'qatar',
@@ -27,54 +33,54 @@ const culturalGroups = {
         'algeria', 'morocco', 'sudan'
     ],
     germanosphere: [
-        'germany', 'austria', 'switzerland', 'luxembourg', 'liechtenstein'
+        '^germany$', '^austria$', '^switzerland$', '^luxembourg$', '^liechtenstein$'
     ],
     slavic: [
-        'russia', 'ukraine', 'belarus', 'poland', 'czech republic', 
-        'slovakia', 'serbia', 'croatia', 'bosnia', 'montenegro',
-        'slovenia', 'bulgaria', 'north macedonia'
+        '^russia$', '^ukraine$', '^belarus$', '^poland$', '^czech republic$', 
+        '^slovakia$', '^serbia$', '^croatia$', '^bosnia$', '^montenegro$',
+        '^slovenia$', '^bulgaria$', '^north macedonia$'
     ],
     sinosphere: [
-        'china', 'hong kong', 'taiwan', 'singapore', 'macau'
+        '^china$', 'hong kong', '^taiwan$', '^singapore$', '^macau$'
     ],
     indosphere: [
-        'india', 'pakistan', 'bangladesh', 'nepal', 'sri lanka', 
-        'bhutan', 'maldives'
+        '^india$', '^pakistan$', '^bangladesh$', '^nepal$', '^sri lanka$', 
+        '^bhutan$', '^maldives$'
     ],
     turkic: [
-        'turkey', 'azerbaijan', 'uzbekistan', 'kazakhstan',
-        'kyrgyzstan', 'turkmenistan'
+        '^turkey$', '^azerbaijan$', '^uzbekistan$', '^kazakhstan$',
+        '^kyrgyzstan$', '^turkmenistan$'
     ],
     nordic: [
-        'sweden', 'norway', 'denmark', 'finland', 'iceland',
-        'faroe islands', 'greenland'
+        '^sweden$', '^norway$', '^denmark$', '^finland$', '^iceland$',
+        'faroe islands', '^greenland$'
     ],
     baltic: [
-        'estonia', 'latvia', 'lithuania'
+        '^estonia$', '^latvia$', '^lithuania$'
     ],
     hellenic: [
-        'greece', 'cyprus'
+        '^greece$', '^cyprus$'
     ],
     benelux: [
-        'netherlands', 'belgium', 'luxembourg'
+        '^netherlands$', '^belgium$', '^luxembourg$'
     ],
     persian: [
-        'iran', 'afghanistan', 'tajikistan'
+        '^iran$', '^afghanistan$', '^tajikistan$'
     ],
     malaysphere: [
-        'malaysia', 'brunei', 'indonesia'
+        '^malaysia$', '^brunei$', '^indonesia$'
     ],
     korean: [
         'south korea', 'korea', 'north korea'
     ],
     japanese: [
-        'japan'
+        '^japan$'
     ],
     vietnamese: [
-        'vietnam'
+        '^vietnam$'
     ],
     thai: [
-        'thailand'
+        '^thailand$'
     ]
 };
 
@@ -85,12 +91,21 @@ function getCulturalGroup(channelInfo) {
     
     // Check if the country belongs to any cultural group
     for (const [group, countries] of Object.entries(culturalGroups)) {
-        if (countries.some(country => groupTitle.includes(country))) {
+        // Use exact matching with RegExp
+        if (countries.some(country => {
+            // If the country pattern starts with ^, use it as a RegExp
+            if (country.startsWith('^')) {
+                const regex = new RegExp(country, 'i');
+                return regex.test(groupTitle);
+            }
+            // Otherwise, use includes for flexible matching (for multi-word countries)
+            return groupTitle.includes(country);
+        })) {
             return group;
         }
     }
     
-    return null; // Return null instead of 'other' for non-matching channels
+    return null;
 }
 
 function splitByCulturalGroup(filePath) {