dishdasha vs toga

dishdasha

noun
  • An ankle-length robe with long sleeves worn by some Arab men. 

toga

noun
  • A loose outer garment worn by the citizens of Ancient Rome. 

  • An academic gown. 

  • A loose wrap gown. 

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