conn vs ply

conn

verb
  • To direct a ship; to superintend the steering of (a vessel); to watch the course of (a vessel) and direct the helmsman how to steer (especially through a channel, etc, rather than steer a compass direction). 

noun
  • The duty of directing a ship, usually used with the verb to have or to take and accompanied by the article "the." 

ply

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

  • To work at (something) diligently. 

  • To press upon; to urge persistently. 

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

  • To travel over (a route) regularly. 

  • 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 conn and ply occurred in a corpus of books? (source: Google Ngram Viewer )