petty theft vs snitch

petty theft

noun
  • A theft of property having a value lower than a certain small amount set forth in a statute, and considered to be a less serious class of crime. 

snitch

noun
  • A thief. 

  • A ball used in the sport of Quidditch. 

  • An informer, one who betrays his group. 

  • A nose. 

  • A tiny morsel. 

verb
  • To inform on, especially in betrayal of others. 

  • To contact or cooperate with the police for any reason. 

How often have the words petty theft and snitch occurred in a corpus of books? (source: Google Ngram Viewer )