pack away vs tuck away

pack away

verb
  • To eat (a great deal of food). 

  • To store away, place out of the way, or stash, especially for the longer term. 

tuck away

verb
  • To eat a lot of (something). 

  • To save or hoard (something); to hide (something) in a safe spot; to squirrel away. 

  • To be located in a remote, inaccessible or difficult-to-see spot. 

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