dookie hole vs starfish

dookie hole

noun
  • The anus. 

starfish

noun
  • The anus. 

  • Any of various asteroids or other echinoderms (not in fact fish) with usually five arms, many of which eat bivalves or corals by everting their stomach. 

  • A woman (or, less commonly, a gay man) who reluctantly takes part in sexual intercourse, and lies on the back while spreading the limbs. 

verb
  • To form into a splayed-out shape, like that of a starfish. 

  • To assume a splayed-out shape, like that of a starfish. 

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