lifting vs ripping off

lifting

noun
  • A certain operation on a measure space; see lifting theory. 

  • The action or process by which something is lifted; elevation 

  • weightlifting; a form of exercise in which weights are lifted 

  • plastic surgery for tightening facial tissues and improving the facial appearance 

  • Theft. 

ripping off

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