phlebotomize vs trickle

phlebotomize

verb
  • To perform a phlebotomy on (a vein): to open (a vein) to withdraw or let blood. 

  • To perform a phlebotomy on (a person): to open a vein of (a person) to withdraw or let blood. 

  • To perform a phlebotomy; to open a vein to withdraw or let blood. 

trickle

verb
  • to flow in a very thin stream or drop continuously. 

  • To move or roll slowly. 

  • to pour a liquid in a very thin stream, or so that drops fall continuously. 

noun
  • A very thin river. 

  • A very thin flow; the act of trickling. 

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