Ben vs Bill

Ben

name
  • A shortening of the male given name Benjamin or, less often, of Benedict. 

  • A county of Chaharmahal and Bakhtiari Province, Iran. 

  • The capital city of Ben County, Chaharmahal and Bakhtiari Province, Iran. 

noun
  • A US$100 bill, which bears a portrait of Benjamin Franklin. Often used in the plural form to indicate large sums of money. 

Bill

name
  • A diminutive of the male given name William. 

  • A nickname for the British constabulary. Often called "The Bill" or "Old Bill" 

  • A surname. 

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