loggia vs plaza

loggia

noun
  • A roofed, open gallery, usually on an upper level. 

plaza

noun
  • A strip mall. 

  • A town's public square. 

  • A shopping mall. 

  • An open area used for gathering in a city, often having small trees and sitting benches. 

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