backroom vs foreign affairs

backroom

noun
  • A room near the rear of a premises, especially one that is only accessible to a privileged few and can be used as an inconspicuous meeting place. 

adj
  • Characterized by secrecy or anonymity. 

  • Of, relating to, or happening in a backroom. 

foreign affairs

noun
  • A government office or department charged with handling relations with other countries. 

  • Policy of a government in dealing with other countries or with activities overseas. 

  • Matters or news occurring abroad. 

  • Used other than figuratively or idiomatically: see foreign, affairs. 

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