sexual marketplace vs whoring

sexual marketplace

noun
  • Prostitution. 

  • The way in which people's desirability as sexual or romantic partners is evaluated. 

  • A location or situation in which people are looking for sexual or romantic partners. 

whoring

noun
  • Synonym of prostitution, having sex for money; (figurative) disgracing oneself for money; having promiscuous sex. 

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