flapjack vs tostada

flapjack

noun
  • A pancake. 

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

tostada

noun
  • A bowl-shaped tortilla that has been fried and filled with various ingredients. 

  • A flat tortilla that has been fried or toasted, or a dish based on this. Usually associated with the cuisine of Latin America. 

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