fash vs weigh on

fash

verb
  • To trouble oneself; to take pains. 

  • To make something fascist. 

  • To worry; to bother, annoy. 

noun
  • A worry; trouble; bother. 

  • The far-right, especially violent far-right demonstrators, collectively. 

  • A fascist, a member of the far-right. 

weigh on

verb
  • To cause distress to or impose a burden on; to trouble. 

How often have the words fash and weigh on occurred in a corpus of books? (source: Google Ngram Viewer )