swap out vs take back

swap out

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

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

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

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. 

take back

verb
  • To return something to a vendor for a refund 

  • To retract/withdraw an earlier statement 

  • To cause to remember some past event or time 

  • To regain possession of something 

  • To resume a relationship 

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