POST vs kill oneself

POST

verb
  • To successfully perform a power-on self-test. 

noun
  • An HTTP request method used to send an arbitrary amount of data to a web server. 

kill oneself

verb
  • Used other than figuratively or idiomatically: see kill, oneself. 

  • To exert oneself to an excessive degree. 

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