bazaar vs shopping center

bazaar

noun
  • A marketplace, particularly in the Middle East and South Asia, and often covered with shops and stalls. 

  • A shop selling articles that are either exotic or eclectic. 

  • A fair or temporary market, often for charity. 

shopping center

noun
  • An area, either enclosed or unenclosed, hosting multiple retail establishments; a shopping mall. 

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