assfuck vs buggery

assfuck

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

  • A jerk; an obnoxious person. 

  • An act of stunning betrayal. 

verb
  • To betray. 

  • To engage in anal intercourse. 

buggery

noun
  • Anal sex. 

  • A broken or damaged condition. 

  • Any sexual act deemed against nature, such as homosexuality, bestiality or necrophilia. 

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