dispel vs put to rest

dispel

noun
  • An act or instance of dispelling. 

verb
  • To drive away or cause to vanish by scattering. 

  • To remove (fears, doubts, objections etc.) by proving them unjustified. 

put to rest

verb
  • To settle or finish, especially a question or discussion. 

How often have the words dispel and put to rest occurred in a corpus of books? (source: Google Ngram Viewer )