buy up vs whore out

buy up

verb
  • To buy off; to pay in blackmail money or similar. 

  • To buy the whole of; to purchase the entire stock of something. 

  • To buy whatever is available of something. 

whore out

verb
  • To do something debasing for money. 

  • To prostitute, take advantage of, exploit, show off; to hire out or provide to others like a whore. 

  • To pimp; to offer (one's sex partner) to others. 

How often have the words buy up and whore out occurred in a corpus of books? (source: Google Ngram Viewer )