profit vs swap out

profit

verb
  • To benefit (somebody), be of use to (somebody). 

  • To take advantage of, exploit, use. 

  • To benefit, gain. 

noun
  • Total income or cash flow minus expenditures. The money or other benefit a non-governmental organization or individual receives in exchange for products and services sold at an advertised price. 

swap out

verb
  • To exchange (something) for (something else). (usually followed by with or for) 

  • To transfer (memory contents) into a swap file. 

  • To exchange (something or someone) for an unused (or less-used) equivalent. 

noun
  • Anything that is swapped out for another; an exchange. 

  • A pre-prepared food item used in place of an unfinished food item in order to cut down the overall preparation time during filming. 

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