finagler vs wrong 'un

finagler

noun
  • A person who finagles; a cheat or swindler 

wrong 'un

noun
  • A dishonest or disreputable person; a crook or rogue. 

  • A horse deliberately held back in order to lose a race. 

  • A googly. 

How often have the words finagler and wrong 'un occurred in a corpus of books? (source: Google Ngram Viewer )