conclude vs decide

conclude

verb
  • To come to a conclusion, to a final decision. 

  • To shut off; to restrain; to limit; to estop; to bar; generally in the passive. 

  • To end; to come to an end. 

  • to deduce, to infer (develop a causal relation) 

  • To bring to an end; to close; to finish. 

  • To bring about as a result; to effect; to make. 

decide

verb
  • to make a judgment, especially after deliberation 

  • to resolve (a contest, problem, dispute, etc.); to choose, determine, or settle 

  • to cause someone to come to a decision 

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