hall vs upper chamber

hall

noun
  • A college's canteen, which is often but not always coterminous with a traditional hall. 

  • A corridor; a hallway. 

  • A meal served and eaten at a college's hall. 

  • A meeting room. 

  • A building providing student accommodation at a university. 

  • A living room. 

  • A place for special professional education, or for conferring professional degrees or licences. 

  • The principal room of a secular medieval building. 

  • A manor house (originally because a magistrate's court was held in the hall of his mansion). 

upper chamber

noun
  • The upper legislative chamber in a bicameral legislature; usually smaller and having more restricted power than the lower chamber. 

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