heavens vs pff

heavens

intj
  • An expression of surprise, contempt, outrage, disgust, boredom, or frustration. 

noun
  • The distant sky of the sun, moon, and stars. 

pff

intj
  • An expression of annoyance or disappointment. 

  • A dismissive response to a ridiculous comment. 

  • The sound made whilst blowing a raspberry. 

  • An expression of laughter. 

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