help vs put down

help

verb
  • To do something on the behalf of someone. 

  • To assist (a person) in getting something, especially food or drink at table; used with to. 

  • To provide assistance. 

  • To avoid; to prevent; to refrain from; to restrain (oneself). Usually used in nonassertive contexts with can. 

  • To provide assistance to (someone or something). 

  • To contribute in some way to. 

intj
  • A cry of distress or an urgent request for assistance 

noun
  • Action given to provide assistance; aid. 

  • Something or someone which provides assistance with a task. 

  • Documentation provided with computer software, etc. and accessed using the computer. 

  • A study aid. 

  • One or more people employed to help in the maintenance of a house or the operation of a farm or enterprise. 

  • Correction of deficits, as by psychological counseling or medication or social support or remedial training. 

put down

verb
  • To give something as a reason for something else. 

  • To drop someone off, or let them out of a vehicle. 

  • To euthanize (an animal). 

  • To make prices, or taxes, lower. 

  • To pay. 

  • To terminate a call; to hang up. 

  • To add a name to a list. 

  • To insult, belittle, or demean. 

  • To halt, eliminate, stop, or squelch, often by force. 

  • To land. 

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

  • To execute (a person), especially extrajudicially. 

  • To write (something). 

  • To place a baby somewhere to sleep. 

  • To cease, temporarily or permanently, reading (a book). 

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