diff --git a/pkg/generator/az/base.go b/pkg/generator/az/base.go
index 2f7d5b9..4245d50 100644
--- a/pkg/generator/az/base.go
+++ b/pkg/generator/az/base.go
@@ -110,16 +110,24 @@ func (generator *Generator) Start(ctx context.Context, cursorOption types.Genera
 }
 
 func (generator *Generator) IsValid(post *collections.Post) bool {
+	// Skip posts that are deep replies (not direct replies to original posts)
 	if post.Reply != nil && post.Reply.RootURI != post.Reply.ParentURI {
 		return false
 	}
 
+	// Check if the user who created this post is in our pre-defined list
+	// This allows for explicit inclusion/exclusion of specific users
 	if isValidUser := Users.IsValid(post.DID); isValidUser != nil {
 		return *isValidUser
 	}
 
-	if (slices.Contains(post.Langs, "az") && len(post.Langs) < 3) || // Posts in Azerbaijani language with fewer than 3 languages
-		generator.textRegex.MatchString(post.Text) { // Posts containing Azerbaijan-related keywords
+	// A post is considered valid if it meets either of the following criteria:
+	// 1. It's primarily in Azerbaijani (language code "az") with less than 3 detected languages
+	//    (to filter out multi-language spam)
+	// 2. It contains Azerbaijan-related keywords in the text AND has at least one valid language
+	//    from our approved language list
+	if (slices.Contains(post.Langs, "az") && len(post.Langs) < 3) ||
+		(generator.textRegex.MatchString(post.Text) && Langs.IsExistsAny(post.Langs)) {
 		return true
 	}
 
diff --git a/pkg/generator/az/lists.go b/pkg/generator/az/lists.go
index 1a9ceed..a15f413 100644
--- a/pkg/generator/az/lists.go
+++ b/pkg/generator/az/lists.go
@@ -42,3 +42,10 @@ var Users = generator.Users{
 	"did:plc:ftoopigdpuzqt2kpeyqxsofx": true,
 	"did:plc:cs2cbzojm6hmx5lfxiuft3mq": true,
 }
+
+var Langs = generator.Langs{
+	"az": true,
+	"en": true,
+	"tr": true,
+	"ru": true,
+}
diff --git a/pkg/generator/base.go b/pkg/generator/base.go
index 16bbcb9..da795d0 100644
--- a/pkg/generator/base.go
+++ b/pkg/generator/base.go
@@ -67,3 +67,23 @@ func (u Users) GetAll() []string {
 
 	return allUsers
 }
+
+type Langs map[string]bool
+
+// IsExistsAny checks if any of the given language codes exist in the Langs map.
+//
+// Parameters:
+//   - langs: A slice of language code strings to check for existence
+//
+// Returns:
+//   - bool: true if at least one language code from the input slice exists in the map,
+//           false if none of the provided language codes exist
+func (l Langs) IsExistsAny(langs []string) bool {
+	for _, lang := range langs {
+		if _, ok := l[lang]; ok {
+			return true
+		}
+	}
+
+	return false
+}