breadcrumb vs cleave

breadcrumb

verb
  • To use clues or enticements to lead someone in the desired direction. 

  • To add navigational breadcrumbs to (a web page or user interface). 

  • To sprinkle breadcrumbs on to food, normally before cooking. 

noun
  • A single link in a chain indicating the hierarchical location of a directory, web page or similar, used as a navigation aid. 

  • One in a series of clues leading to a person or place. 

  • A tiny piece of bread, either one that falls from bread as it is cut or eaten, or one made deliberately by crumbling bread. 

cleave

verb
  • Followed by to or unto: to adhere, cling, or stick fast to something. 

  • To make or accomplish by or as if by cutting. 

  • To split. 

  • To split (a complex molecule) into simpler molecules. 

  • Of a crystal, to split along a natural plane of division. 

  • To break a single crystal (such as a gemstone or semiconductor wafer) along one of its more symmetrical crystallographic planes (often by impact), forming facets on the resulting pieces. 

  • To split or sever something with, or as if with, a sharp instrument. 

noun
  • Flat, smooth surface produced by cleavage, or any similar surface produced by similar techniques, as in glass. 

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