assfuck vs taking it up the ass

assfuck

verb
  • To betray. 

  • To engage in anal intercourse. 

noun
  • A jerk; an obnoxious person. 

  • Sodomy, anal sex, an act of anal intercourse. 

  • An act of stunning betrayal. 

taking it up the ass

How often have the words assfuck and taking it up the ass occurred in a corpus of books? (source: Google Ngram Viewer )