fashion vs play by ear

fashion

verb
  • To make, build or construct, especially in a crude or improvised way. 

noun
  • Popular trends. 

  • The make or form of anything; the style, shape, appearance, or mode of structure; pattern, model; workmanship; execution. 

  • A current (constantly changing) trend, favored for frivolous rather than practical, logical, or intellectual reasons. 

  • A style or manner in which something is done. 

play by ear

verb
  • To do by guessing, intuition, or trial and error; to react to events as they occur; improvise 

  • To play guided by one's musical ear, rather than from a written score. 

How often have the words fashion and play by ear occurred in a corpus of books? (source: Google Ngram Viewer )