buggery vs butt-fucking

buggery

noun
  • Anal sex. 

  • A broken or damaged condition. 

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

butt-fucking

noun
  • anal sex 

adj
  • Engaging in anal sex 

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