SWAT vs armament

SWAT

noun
  • A SWAT team 

armament

noun
  • A body of forces equipped for war. 

  • The process of building up military capacity. 

  • Any equipment for resistance. 

  • All the cannon and small arms collectively, with their equipments, belonging to a ship or a fortification. 

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