bush pig vs fatfuck

bush pig

noun
  • A fat and very ugly woman. 

  • An African pig of the genus Potamochoerus; Potamochoerus porcus or Potamochoerus larvatus. 

fatfuck

noun
  • A contemptible obese person. 

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