bear down vs subjugate

bear down

verb
  • To push (someone) to the ground; to defeat, overcome. 

  • To approach in a determined manner. 

  • To steer away from the wind; to approach from windward. 

  • To intensify one's efforts. 

  • To exert downward pressure on one's abdomen, as in giving birth, forcing out feces, and some similar bodily maneuvers. 

  • Used other than figuratively or idiomatically: see bear, down. 

subjugate

verb
  • To forcibly impose obedience or servitude upon. 

adj
  • In a subjugated position. 

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