differ vs take a turn

differ

verb
  • To have diverging opinions, disagree. 

  • Not to have the same traits or characteristics; to be unalike or distinct. 

  • To be separated in quantity. 

noun
  • A program that diffs, a diff. 

take a turn

verb
  • Change in direction, tone, or tendency. 

  • To participate in an activity involving two or more participants. 

  • To walk around; to stroll. 

How often have the words differ and take a turn occurred in a corpus of books? (source: Google Ngram Viewer )