dragnet vs leash

dragnet

verb
  • To make heightened efforts to catch a suspect. 

  • To drag a net across the bottom of a body of water. 

noun
  • Heightened efforts by law-enforcement personnel to capture suspects. 

  • A net dragged across the bottom of a body of water. 

leash

verb
  • To fasten or secure with a leash. 

  • to curb, restrain 

noun
  • A group of three 

  • A string with a loop at the end for lifting warp threads, in a loom. 

  • A brace and a half; a tierce. 

  • A set of three animals (especially greyhounds, foxes, bucks, and hares;) 

  • A strap, cord or rope with which to restrain an animal, often a dog. 

  • A leg rope. 

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