Turkish pizza vs lahmacun

Turkish pizza

noun
  • A meal or snack made from an oval piece of Turkish bread baked with various toppings such as minced meat and herbs. 

lahmacun

noun
  • A dish of Arab origin consisting of a round, thin piece of dough topped with minced meat (most commonly beef and lamb). 

How often have the words Turkish pizza and lahmacun occurred in a corpus of books? (source: Google Ngram Viewer )