Boo vs Bray

Boo

name
  • A community in Nacka, Stockholm, central Sweden. 

  • The Boko language. 

Bray

name
  • A village in Berkshire, England. 

  • A coastal town in County Wicklow, Ireland. 

  • A surname. 

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