blueprint vs level set

blueprint

verb
  • To make a blueprint for. 

  • To make a detailed operational plan for. 

noun
  • A print produced with this process. 

  • A detailed technical drawing (now often in some electronically storable and transmissible form). 

  • Any detailed plan, whether literal or figurative. 

  • A type of paper-based reproduction process producing white-on-blue images, used primarily for technical and architecture's drawings, now largely replaced by other technologies. 

level set

verb
  • To establish a baseline of mutual understanding 

noun
  • An event consisting of level setting 

  • The set of values x for which a real-valued function f(x) is equal to a given constant. 

  • A state of mutual understanding among parties 

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