cease and desist vs knock it off

cease and desist

verb
  • To stop and not resume an action. 

noun
  • A demand that one stop and not resume continuing a certain behavior, such as copyright infringement, trademark infringement, slander, or libel. 

knock it off

verb
  • To cease doing something, particulary annoying or unpleasant; to desist. 

intj
  • Cease doing something, particularly annoying or unpleasant; desist. 

How often have the words cease and desist and knock it off occurred in a corpus of books? (source: Google Ngram Viewer )