interrupt vs put one's oar in

interrupt

verb
  • To disturb or halt (an ongoing process or action, or the person performing it) by interfering suddenly. 

  • To assert to (a computer) that an exceptional condition must be handled. 

  • To divide; to separate; to break the monotony of. 

noun
  • An event that causes a computer or other device to temporarily cease what it was doing and attend to a condition. 

put one's oar in

verb
  • Synonym of stick one's oar in (“to interfere”) 

How often have the words interrupt and put one's oar in occurred in a corpus of books? (source: Google Ngram Viewer )