doink vs frack

doink

verb
  • To have sex with. 

  • To bounce after a collision. 

noun
  • A joint (cannabis cigarette). 

  • A fool; a jerk; a worthless person. 

frack

verb
  • Fuck. 

  • To employ hydraulic fracturing (fracking). 

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