devise vs map out

devise

verb
  • To use one’s intellect to plan or design (something). 

  • To leave (property) in a will. 

noun
  • The act of leaving real property in a will. 

  • Design, devising. 

  • Such a will, or a clause in such a will. 

  • The real property left in such a will. 

map out

verb
  • To organise a plan; to analyze a situation; to figure out a problem. 

  • To create a map of an area. 

  • To make explicit; to explain in detail. 

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