concert vs strife

concert

verb
  • To act in harmony or conjunction; to form combined plans. 

  • To plan; to devise; to arrange. 

  • To plan together; to settle or adjust by conference, agreement, or consultation. 

noun
  • A musical entertainment in which several voices or instruments take part. 

  • Agreement in a design or plan; union formed by mutual communication of opinions and views; accordance in a scheme; harmony; simultaneous action. 

  • Musical accordance or harmony; concord. 

strife

noun
  • A trouble of any kind. 

  • Striving; earnest endeavor; hard work. 

  • Bitter conflict, sometimes violent. 

  • Exertion or contention for superiority, either by physical or intellectual means. 

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