dragnet vs kedge

dragnet

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

  • To make heightened efforts to catch a suspect. 

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

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

kedge

verb
  • To warp (a vessel) by carrying out a kedge in a boat, dropping it overboard, and hauling the vessel up to it. 

  • To move with the help of a kedge, as described above. 

noun
  • A glutton. 

  • A small anchor used for warping a vessel. 

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