consult vs request

consult

verb
  • To ask advice of; to seek the opinion of (a person) 

  • To seek the opinion or advice of another; to take counsel; to deliberate together; to confer. 

  • To advise or offer expertise. 

  • To have reference to, in judging or acting; to have regard to; to consider; as, to consult one's wishes. 

  • To refer to (something) for information. 

  • To work as a consultant or contractor rather than as a full-time employee of a firm. 

noun
  • A visit, e.g. to a doctor; a consultation. 

request

verb
  • To ask (somebody) to do something. 

  • To ask for (something). 

noun
  • A message sent over a network to a server. 

  • Act of requesting (with the adposition at in the presence of possessives, and on in their absence). 

  • Condition of being sought after. 

  • A formal message requesting something. 

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