bush pig vs chazzer

bush pig

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

  • A fat and very ugly woman. 

chazzer

noun
  • A pig. 

  • A police officer, especially one who is corrupt. 

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