master plan vs subterfuge

master plan

noun
  • A comprehensive document that sets out an overall strategy; the strategy itself. 

  • A small-scale graphic outline that shows all the major elements of a project. 

subterfuge

noun
  • An indirect or deceptive device or stratagem; a blind. Refers especially to war and diplomatics. 

  • Deception; misrepresentation of the true nature of an activity. 

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