lay up vs rack up

lay up

verb
  • To store; to put by. 

  • To go out of active service. 

  • To make a layup with (a basketball) 

  • To deliberately leave the ball further than necessary from the hole, so as to secure an easier succeeding shot. 

  • To take out of active service. 

  • To disable or incapacitate; to confine to bed. 

rack up

verb
  • to acquire, to gather together. 

  • to arrange in a rack 

  • to gain (points etc.; in a game or sport), to accumulate 

  • to defeat severely, to thrash 

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