fraud vs petty theft

fraud

noun
  • The crime of stealing or otherwise illegally obtaining money by use of deception tactics. 

  • Any act of deception carried out for the purpose of unfair, undeserved and/or unlawful gain. 

  • The assumption of a false identity to such deceptive end. 

  • A person who performs any such trick. 

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. 

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