BOB vs tampon

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. 

tampon

noun
  • A plug of cotton or other absorbent material inserted into a body cavity or wound to absorb fluid, especially one inserted in the vagina during menstruation. 

  • A double-headed drumstick primarily for the bass drum. 

  • An inking pad used in lithographic printing. 

verb
  • To plug (a wound) with a tampon or compress. 

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