blintz vs flapjack

blintz

noun
  • A thin blin (pancake), filled (often with sweet cheese) and folded, then fried and often served with sour cream, fruit, or a sweet sauce. 

flapjack

noun
  • A pancake. 

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

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