level set vs sort out

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 

sort out

verb
  • To clarify by reviewing mentally. 

  • To provide (somebody) with a necessity, or a solution to a problem. 

  • To fix, as a problem. 

  • To separate from the remainder of a group; often construed with from. 

  • To arrange. 

  • To organise or separate into groups, as a collection of items, so as to make tidy. 

  • To attack physically. 

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