drive off vs run off

drive off

verb
  • To force to leave or go away. 

  • Used other than figuratively or idiomatically: see drive, off. 

run off

verb
  • To chase someone away. 

  • To operate by a particular energy or fuel source. 

  • To flee or depart quickly. 

  • to have diarrhea 

  • To make photocopies, or print. 

  • To write something quickly. 

  • To pour or spill off or over. 

  • To cause to flow away. 

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