institute vs scheme

institute

noun
  • The building housing such an institution 

  • An organization founded to promote a cause 

  • The person to whom an estate is first given by destination or limitation. 

  • An institution of learning; a college, especially for technical subjects 

verb
  • To invest with the spiritual charge of a benefice, or the care of souls. 

  • To nominate; to appoint. 

  • To begin or initiate (something); to found. 

scheme

noun
  • A council housing estate. 

  • A systematic plan of future action. 

  • An orderly combination of related parts. 

  • A plot or secret, devious plan. 

  • A mathematical structure that enlarges the notion of algebraic variety in several ways, such as taking account of multiplicities and allowing "varieties" defined over any commutative ring (e.g. Fermat curves over the integers). 

  • A chart or diagram of a system or object. 

  • Part of a uniform resource identifier indicating the protocol or other purpose, such as http: or news:. 

  • A representation of the aspects of the celestial bodies for any moment or at a given event. 

  • A portfolio of pension plans with related benefits comprising multiple independent members. 

verb
  • To plot, or contrive a plan. 

  • To plan; to contrive. 

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