potato trap vs puss

potato trap

noun
  • A person's mouth. 

puss

noun
  • The mouth. 

  • The face. 

  • A coward; a wuss; someone who is unable to stand up for themself. 

  • A cat. 

  • The vulva (female genitalia). 

  • Sex with a woman. 

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