rasher vs submarine sandwich

rasher

noun
  • A strip, a piece (of something, such as ham, bacon, etc). 

  • A strip of bacon; a piece of bacon. 

verb
  • To cut into rashers. 

submarine sandwich

noun
  • A sandwich made on a long roll split lengthwise. 

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