commandery vs foo

commandery

noun
  • The smallest division of a manor under the control of a commander of an order of knights, originally only the Knights Hospitaller. 

  • Any of various administrative divisions of imperial China. 

  • A chapter of a secret order, especially the Knights Templar (order affiliated with Freemasonry). 

foo

noun
  • A metasyntactic variable used to represent an unspecified entity. If part of a series of such entities, it is often the first in the series, and followed immediately by bar. 

intj
  • Expression of disappointment or disgust. 

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