deracinate vs weed out

deracinate

verb
  • To liberate or be liberated from a culture or its norms. 

  • To force (people) from their homeland to a new or foreign location. 

  • To pull up by the roots; to uproot; to extirpate. 

weed out

verb
  • to remove unwanted elements from a group 

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