disconnection vs luxation

disconnection

noun
  • Severance of a physical connection. 

  • Absence of rapport; the nonexistence of, or a breakdown of, effective communication. 

  • Unexpected termination of a telephone connection. 

luxation

noun
  • The act of luxating, or the state of being luxated; a dislocation. 

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