rort vs scheme

rort

noun
  • A scam or fraud, especially involving the misappropriation of public money or resources. 

verb
  • To cheat or defraud. 

scheme

noun
  • A plot or secret, devious plan. 

  • A council housing estate. 

  • A systematic plan of future action. 

  • An orderly combination of related parts. 

  • 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 rort and scheme occurred in a corpus of books? (source: Google Ngram Viewer )