nobody vs pig dog

nobody

noun
  • Someone who is not important or well-known. 

pron
  • Not any person; the logical negation of somebody. 

pig dog

noun
  • A contemptible or worthless person. 

  • A dog bred to hunt wild pigs, typically based on breeds such as Staffordshire Terrier and English Bull Terrier. 

  • A stance used for surfing tubes on one’s backhand. The surfer crouches low over a bent front knee, back leg extending back, outside hand holding onto the outside rail, and inside arm extended upwards touching the face of the wave as a guide (or digging in to slow down). 

verb
  • To surf in the pig dog stance. 

How often have the words nobody and pig dog occurred in a corpus of books? (source: Google Ngram Viewer )