solid as a rock vs whole

solid as a rock

adj
  • Extremely thick and heavy, so as to make it impossible to move. 

  • Very reliable and dependable 

whole

noun
  • Something complete, without any parts missing. 

  • An entirety. 

adv
  • In entirety; entirely; wholly. 

adj
  • Used as an intensifier. 

  • Sound, uninjured, healthy. 

  • Entire, undivided. 

  • From which none of its constituents has been removed. 

  • As yet unworked. 

How often have the words solid as a rock and whole occurred in a corpus of books? (source: Google Ngram Viewer )