camping vs garrison

camping

noun
  • The act of setting up a camp. 

  • The recreational activity of temporarily living in a tent or similar accommodation, usually in the wilderness. 

garrison

noun
  • Occupants. 

  • The troops stationed at such a post. 

  • A permanent military post. 

  • A military unit, nominally headed by a colonel, equivalent to a USAF support wing, or an army regiment. 

verb
  • To convert into a military fort. 

  • To occupy with troops. 

  • To assign troops to a military post. 

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