escape route vs turnoff

escape route

noun
  • A path used by someone to escape from a dangerous place. 

  • A way out of a difficult or unpleasant situation. 

turnoff

noun
  • A road or path that branches off from a main one. 

  • A distasteful or uninteresting person or thing. 

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