ground plan vs machination

ground plan

noun
  • A diagram showing set layout. 

  • Framework or pattern. 

  • Hypothetical ancestor of a clade. 

  • Floorplan. 

machination

noun
  • A clever scheme or artful plot, usually crafted for evil purposes. 

  • The act of machinating or plotting. 

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