betty vs sex bomb

betty

noun
  • An attractive woman; a babe. 

  • A short bar used by thieves to wrench doors open; a jimmy. 

  • A baked dessert made with alternating layers of sweetened fruit and buttered bread crumbs. 

sex bomb

noun
  • Someone who is highly physically attractive; a bombshell. 

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