diff --git a/UmlautAdaptarr/Models/SearchItem.cs b/UmlautAdaptarr/Models/SearchItem.cs
index 230f9fb..e54bbd9 100644
--- a/UmlautAdaptarr/Models/SearchItem.cs
+++ b/UmlautAdaptarr/Models/SearchItem.cs
@@ -103,14 +103,17 @@ namespace UmlautAdaptarr.Models
             TitleSearchVariations = GenerateVariations($"{expectedAuthor} {expectedTitle}", mediaType).ToArray();
             AuthorMatchVariations = GenerateVariations(expectedAuthor, mediaType).ToArray();
 
-            if (mediaType == "book" && (expectedAuthor?.Contains(' ') ?? false))
+            if (mediaType == "book")
             {
-                var nameParts = expectedAuthor.Split(' ', StringSplitOptions.RemoveEmptyEntries);
-                var lastName = nameParts.Last();
-                var firstNames = nameParts.Take(nameParts.Length - 1);
+                if (expectedAuthor?.Contains(' ') ?? false)
+                {
+                    var nameParts = expectedAuthor.Split(' ', StringSplitOptions.RemoveEmptyEntries);
+                    var lastName = nameParts.Last();
+                    var firstNames = nameParts.Take(nameParts.Length - 1);
 
-                var alternativeExpectedAuthor = $"{lastName}, {string.Join(" ", firstNames)}";
-                AuthorMatchVariations = [.. AuthorMatchVariations, .. GenerateVariations(alternativeExpectedAuthor, mediaType)];
+                    var alternativeExpectedAuthor = $"{lastName}, {string.Join(" ", firstNames)}";
+                    AuthorMatchVariations = [.. AuthorMatchVariations, .. GenerateVariations(alternativeExpectedAuthor, mediaType)];
+                }
             }
         }
 
@@ -135,6 +138,11 @@ namespace UmlautAdaptarr.Models
                     cleanTitle.RemoveGermanUmlautDots()
                 };
 
+            if (mediaType == "book" || mediaType == "audio")
+            {
+                baseVariations.Add(cleanTitle.RemoveGermanUmlauts());
+            }
+
             // TODO: determine if this is really needed
             // Additional variations to accommodate titles with "-"
             if (cleanTitle.Contains('-'))
diff --git a/UmlautAdaptarr/Utilities/Extensions.cs b/UmlautAdaptarr/Utilities/Extensions.cs
index 7c25732..801fa3e 100644
--- a/UmlautAdaptarr/Utilities/Extensions.cs
+++ b/UmlautAdaptarr/Utilities/Extensions.cs
@@ -132,6 +132,18 @@ namespace UmlautAdaptarr.Utilities
                 .Replace("ß", "ss");
         }
 
+        public static string RemoveGermanUmlauts(this string text)
+        {
+            return text
+                .Replace("ö", "")
+                .Replace("ü", "")
+                .Replace("ä", "")
+                .Replace("Ö", "")
+                .Replace("Ü", "")
+                .Replace("Ä", "")
+                .Replace("ß", "");
+        }
+
         public static string RemoveExtraWhitespaces(this string text)
         {
             return MultipleWhitespaceRegex().Replace(text, " ");