dispose vs leave alone

dispose

verb
  • To eliminate or to get rid of something. 

  • To deal out; to assign to a use. 

  • To distribute or arrange; to put in place. 

  • To incline. 

leave alone

verb
  • To desist or refrain from involvement with. 

  • To stop bothering (a person). 

How often have the words dispose and leave alone occurred in a corpus of books? (source: Google Ngram Viewer )