High Bailiff vs chatelain

High Bailiff

noun
  • The chief stipendiary magistrate of the Isle of Man, who acts as a judge, including passing sentence, imposing fines, etc. 

chatelain

noun
  • Synonym of castellan: the lord of a castle; a caretaker entrusted to oversee a castle for its lord. 

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