diff --git a/app.py b/app.py
index 471228d..b09ddca 100644
--- a/app.py
+++ b/app.py
@@ -54,12 +54,18 @@ def init_db():
         )
     ''')
     
-    # Erstelle Indizes für häufig durchsuchte Spalten
-    c.execute('CREATE INDEX IF NOT EXISTS idx_name ON customers(name)')
-    c.execute('CREATE INDEX IF NOT EXISTS idx_ort ON customers(ort)')
-    c.execute('CREATE INDEX IF NOT EXISTS idx_nummer ON customers(nummer)')
-    c.execute('CREATE INDEX IF NOT EXISTS idx_telefon ON customers(telefon)')
-    c.execute('CREATE INDEX IF NOT EXISTS idx_email ON customers(email)')
+    # Erstelle Indizes für alle Suchfelder
+    c.execute('CREATE INDEX IF NOT EXISTS idx_customers_nummer ON customers(nummer)')
+    c.execute('CREATE INDEX IF NOT EXISTS idx_customers_name ON customers(name)')
+    c.execute('CREATE INDEX IF NOT EXISTS idx_customers_strasse ON customers(strasse)')
+    c.execute('CREATE INDEX IF NOT EXISTS idx_customers_plz ON customers(plz)')
+    c.execute('CREATE INDEX IF NOT EXISTS idx_customers_ort ON customers(ort)')
+    c.execute('CREATE INDEX IF NOT EXISTS idx_customers_telefon ON customers(telefon)')
+    c.execute('CREATE INDEX IF NOT EXISTS idx_customers_mobil ON customers(mobil)')
+    c.execute('CREATE INDEX IF NOT EXISTS idx_customers_email ON customers(email)')
+    
+    # Erstelle einen zusammengesetzten Index für die häufigste Suchkombination
+    c.execute('CREATE INDEX IF NOT EXISTS idx_customers_name_ort ON customers(name, ort)')
     
     conn.commit()
     conn.close()