BOB vs delight

BOB

noun
  • Vibrator (device designed to stimulate a woman's genitals). 

adj
  • Back-of-the-book; denoting those stamps in a catalogue that are not used for the payment of regular postage fees, and are displayed separately in the catalogue after that listing; the division between these two groups varies with the publisher. 

delight

noun
  • Something that gives great joy or pleasure. 

  • Joy; pleasure. 

verb
  • To give delight to; to affect with great pleasure; to please highly. 

  • To have or take great pleasure. 

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