pain in the bum vs termite

pain in the bum

noun
  • Someone or something very annoying. 

termite

noun
  • A contemptible person. 

  • A white-bodied, wood-consuming insect of the infraorder Isoptera, in the order Blattodea. 

verb
  • Of a chimpanzee: to catch termites by inserting a stick or vine into their nest and waiting for them to climb up it. 

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