big picture vs course of action

big picture

noun
  • The totality of a situation. 

  • Used other than figuratively or idiomatically: see big, picture. 

course of action

noun
  • A plan; a set of intended actions, through which one intends to achieve a goal. 

How often have the words big picture and course of action occurred in a corpus of books? (source: Google Ngram Viewer )