bric-a-brac vs leavings

bric-a-brac

noun
  • Any collection containing a variety of miscellaneous items; a hodgepodge, an olio. 

  • Small ornaments and other miscellaneous display items of little value. 

leavings

noun
  • A worthless and incidental residuum, such as scraps from a meal, or shavings or sawdust from wood. 

How often have the words bric-a-brac and leavings occurred in a corpus of books? (source: Google Ngram Viewer )