depend vs take to the bank

depend

verb
  • To trust; to have confidence; to rely. 

  • To hang down; to be sustained by being fastened or attached to something above. 

  • To cause to be contingent or dependent on; to set as a necessity. 

  • To be contingent or conditioned; to have something as a necessary condition; to hinge on. 

take to the bank

verb
  • To utterly trust, believe, or rely on. 

How often have the words depend and take to the bank occurred in a corpus of books? (source: Google Ngram Viewer )