bring home the bacon vs earn one's keep

bring home the bacon

verb
  • To have employment which provides remuneration to satisfy the basic needs of oneself and one's family. 

  • To win or succeed. 

earn one's keep

verb
  • To perform satisfactory physical labor or to provide other worthy services in return for remuneration, lodging, or other benefits; to support oneself financially. 

  • To be worthwhile. 

How often have the words bring home the bacon and earn one's keep occurred in a corpus of books? (source: Google Ngram Viewer )