send in vs turn in

send in

verb
  • to give (one's name), present (one's card) when making a social call 

  • to send (a batsman) on to the field to bat. 

  • to cause (something) to be delivered, especially by post/mail 

turn in

verb
  • To submit something; to give. 

  • To convert a goal using a turning motion of the body. 

  • To relinquish; give up; to tell on someone to the authorities (especially to turn someone in). 

  • To go to bed; to retire to bed. 

  • To reverse the ends of threads and insert them back into the piece being woven so they do not protrude and eventually unravel. 

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