interpolate vs put in

interpolate

verb
  • During the course of processing some data, and in response to a directive in that data, to fetch data from a different source and process it in-line along with the original data. 

  • To introduce (something) between other things; especially to insert (possibly spurious) words into a text. 

  • To estimate the value of a function between two tabulated points. 

put in

verb
  • To call at (a place or port), especially as a deviation from an intended journey. 

  • To contribute. 

  • To apply, request, or submit. 

  • To place inside. 

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