dragnet vs ploy

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. 

ploy

noun
  • Sport; frolic. 

  • A tactic, strategy, or scheme. 

verb
  • To form a column from a line of troops on some designated subdivision. 

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