cross the line vs pull off

cross the line

verb
  • To achieve completion of something. 

  • To finish a race. 

  • To overstep a boundary, rule, or limit; to go too far or do something unacceptable. 

  • To cross the equator, as a vessel at sea. 

  • To film from the opposite side of an imaginary axis on set in order to view the actors from the opposite direction. 

pull off

verb
  • To achieve; to succeed at something difficult. 

  • To begin moving and then move away; to pull away. 

  • To masturbate. 

  • To remove by pulling. 

  • To turn off a road (onto the side of the road, or onto another road). 

How often have the words cross the line and pull off occurred in a corpus of books? (source: Google Ngram Viewer )