derange vs troubleshoot

derange

verb
  • To cause disorder in (something); to distort from its ideal state. 

  • To cause to malfunction or become inoperative. 

  • To cause (someone) to go insane or become deranged. 

troubleshoot

verb
  • To analyze or diagnose (a problem, or something faulty) to the point of determining a solution. 

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