fashion vs knock together

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. 

knock together

verb
  • To assemble something quickly; to knock up. 

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