fauces vs windpipe

fauces

noun
  • The throat of a calyx, corolla, etc. 

  • That portion of the interior of a spiral shell which can be seen by looking into the aperture. 

  • The narrow passage from the mouth to the pharynx, situated between the soft palate and the base of the tongue. 

windpipe

noun
  • The trachea. 

  • A section of road or bridleway which has a reputation for having strong crosswinds or localized wind swirls. 

  • Any duct for air or other gas. 

  • The anus. 

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