palace vs quarterdeck

palace

noun
  • Official residence of a head of state or other dignitary, especially in a monarchical or imperial governmental system. 

  • A large and lavishly ornate residence. 

  • A large, ornate public building used for entertainment or exhibitions. 

quarterdeck

noun
  • The aft part of the upper deck of a ship; normally reserved for officers 

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