deal in vs offer

deal in

verb
  • To accept (something or a piece of information) as a basis for a decision. 

  • To trade (buy and sell) a named commodity. 

  • To deal cards to someone entering a game; to enter someone into a game by dealing cards to that person. 

  • To have an interest in something. 

offer

verb
  • To propose or express one's willingness (to do something). 

  • To present in words; to proffer; to make a proposal of; to suggest. 

  • To put in opposition to; to manifest in an offensive way; to threaten. 

  • To happen, to present itself. 

  • To place at someone’s disposal; to present (something) to be either accepted or turned down. 

  • To place (something) in a position where it can be added to an existing mechanical assembly. 

  • To present (something) to God or gods as a gesture of worship, or for a sacrifice. 

  • To bid, as a price, reward, or wages. 

noun
  • An invitation to enter into a binding contract communicated to another party which contains terms sufficiently definite to create an enforceable contract if the other party accepts the invitation. 

  • Something put forth, bid, proffered or tendered. 

  • A proposal that has been made. 

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