perverse vs usual

perverse

adj
  • Morally wrong or evil; wicked; perverted. 

  • Obstinately in the wrong; stubborn; intractable. 

  • Turned aside while against something, splitting off from a thing. 

  • Ignoring the evidence or the judge's opinions. 

  • Wayward; vexing; contrary. 

verb
  • To pervert. 

usual

adj
  • Most commonly occurring; typical. 

noun
  • A specific good or service (e.g. a drink) that someone typically orders. 

  • The typical state of something, or something that is typical. 

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