execute vs take responsibility

execute

verb
  • To carry out, to perform an act; to put into effect or cause to become legally binding or valid (as a contract) by so doing. 

  • To run, usually successfully. 

  • Coordinate term: murder 

  • To carry out; to put into effect. 

  • To perform. 

  • To kill, especially as punishment for a capital crime. 

  • To start, launch or run 

take responsibility

verb
  • To accept or take on an obligation or liability. 

  • To accept blame, punishment, or accountability for something within one's role or chain of command, especially when a leader protects the subordinates who caused the problem. 

  • To blame oneself for something; to acknowledge a fault. 

How often have the words execute and take responsibility occurred in a corpus of books? (source: Google Ngram Viewer )