get together vs level set

get together

verb
  • to meet, to gather together, to congregate 

  • To start dating; to start being a couple. 

  • to agree 

  • to accumulate, to gather 

  • Used other than figuratively or idiomatically: see get, together. 

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 get together and level set occurred in a corpus of books? (source: Google Ngram Viewer )