guerrilla warfare vs insurrectionist

guerrilla warfare

noun
  • Combat using groups of irregular, light, mobile troops within areas occupied by an enemy force, usually through hit-and-run tactics. 

insurrectionist

noun
  • A person who provokes or takes part in an insurrection 

adj
  • Involved in or characterized by insurrection. 

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