concert vs even steven

concert

noun
  • Musical accordance or harmony; concord. 

  • 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. 

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. 

even steven

noun
  • harmony, balance; parity 

  • equity; equilibrium 

adj
  • being equal, as in score or account; tied 

  • exactly even, equal 

  • having nothing due, or no balance of debt on either side 

adv
  • evenly divided 

  • equally, evenly 

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