pass over vs ply

pass over

verb
  • To bypass or disregard in favour of someone or something else. 

  • Used other than figuratively or idiomatically: see pass, over. 

  • To make a transit of; to pass through or across (something). 

  • To bypass (something); to skip (something). 

  • To overlook; not to note or resent. 

  • To die and thus progress to the afterlife. 

ply

verb
  • To persist in offering something to, especially for the purpose of inducement or persuasion. 

  • To work at (something) diligently. 

  • To press upon; to urge persistently. 

  • To travel over (a route) regularly. 

  • To bend, to flex; to be bent by something, to give way or yield (to a force, etc.). 

  • To wield or use (a tool, a weapon, etc.) steadily or vigorously. 

noun
  • In two-player sequential games, a "half-turn" or a move made by one of the players. 

  • A layer of material. 

  • A bent; a direction. 

  • A strand that, twisted together with other strands, makes up rope or yarn. 

  • A condition, a state. 

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