defend vs turn in

defend

verb
  • To support by words or writing; to vindicate, talk in favour of. 

  • To focus one's energies and talents on preventing opponents from scoring, as opposed to focusing on scoring. 

  • To attempt to retain a title, or attempt to reach the same stage in a competition as one did in the previous edition of that competition. 

  • To call a raise from the big blind. 

  • To ward off attacks against; to fight to protect; to guard. 

  • To make legal defence of; to represent (the accused). 

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 defend and turn in occurred in a corpus of books? (source: Google Ngram Viewer )