AR vs bez

AR

noun
  • an assault rifle or automatic rifle. 

  • area record: best achievement among those by persons from a given continent 

  • an AR-15 personal semi-automatic rifle, M-16 assault rifle, M-4 carbine, derivative or related gun; the Armalite AR family and derivatives. 

  • alternate reality 

name
  • Postal abbreviation of Arkansas 

bez

noun
  • The second tine of an antler's beam. 

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