lick one's chops vs pray

lick one's chops

verb
  • To anticipate something eagerly. 

  • To use one's tongue to remove moistness from the sides of one's mouth, as when salivating or at the conclusion of a meal. 

  • To look forward avidly to eating something. 

pray

verb
  • To wish or hope strongly for a particular outcome. 

  • To humbly beg a person for aid or their time. 

  • To direct words, thoughts, or one's attention to God or any higher being, for the sake of adoration, thanks, petition for help, etc. 

adv
  • Please; used to make a polite request 

How often have the words lick one's chops and pray occurred in a corpus of books? (source: Google Ngram Viewer )