commend vs tell off

commend

verb
  • To praise or acclaim. 

  • To recommend. 

  • To entrust or commit to the care of someone else. 

  • To mention by way of courtesy, implying remembrance and goodwill. 

  • To congratulate or reward. 

tell off

verb
  • To rebuke, to reprimand, or to admonish, often in a harsh, angry, direct way. 

  • To count (members of a sequence), to enumerate. 

  • To divide and practise a regiment or company in the several formations, preparatory to marching to the general parade for field exercises. 

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