Chancy vs Con

Chancy

name
  • A male given name transferred from the surname. 

  • An English surname from Old French. 

Con

name
  • A male given name, a diminutive form of Conor or Cornelius. 

  • A female given name, a diminutive form of Connie. 

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