commissioning vs nomination

commissioning

noun
  • The process of assuring that all systems and components of a major piece of equipment, a process, a building or similar are designed, installed and tested according to the operational requirements of the owner or final client. 

nomination

noun
  • A device or means by which a person or thing is nominated. 

  • An act or instance of nominating. 

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