f vs horseshit

f

noun
  • fuck 

  • Folio, paper and book size (10"-12.5" x 15"-20") 

symbol
  • The name of the fourth tone of the model scale, or scale of C. F sharp (F♯) is a tone intermediate between F and G. 

character
  • The sixth letter of the English alphabet, called ef and written in the Latin script. 

horseshit

noun
  • Bullshit. 

  • Serious harassment or abuse. 

  • Blatant nonsense, more likely stemming from ignorance than any intent to deceive. 

  • Horse faeces. 

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