rope in vs untwist

rope in

verb
  • To cause (someone) to become involved in something they are reluctant to do; to draw into something. 

untwist

noun
  • A twist in the opposite direction. 

verb
  • To become untwisted. 

  • To remove a twist from. 

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