charver vs poor white trash

charver

verb
  • To have sex with; to fuck. 

noun
  • Sexual intercourse; fucking. 

  • A woman, especially as a sexual partner. 

poor white trash

noun
  • White trash; poor, uneducated white person or people of low social status. 

How often have the words charver and poor white trash occurred in a corpus of books? (source: Google Ngram Viewer )