flapjack vs lavash

flapjack

noun
  • A bar made of (though not limited to) rolled oats, butter, golden syrup, and brown sugar, baked in a tray. 

  • A pancake. 

lavash

noun
  • A soft, thin flatbread made with flour, water, yeast, and salt, baked in a tandoor. Toasted sesame seeds and/or poppy seeds are sometimes sprinkled on it before baking. Traditionally made in Armenia and other countries of the Caucasus and the Middle East. 

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