cochlea vs escargot

cochlea

noun
  • A spiral-shaped shell, especially that of a snail. 

  • The complex, spirally coiled, tapered cavity of the inner ear of higher vertebrates, which contains the organ of Corti and in which sound vibrations are converted into nerve impulses. 

escargot

noun
  • A snail (often Helix pomatia) used in preparation of that dish. 

  • A dish, commonly associated with French cuisine, consisting of edible snails. 

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