Augustinian vs Brother

Augustinian

noun
  • A friar or monk of any Augustinian order. 

  • A follower of St Augustine or his doctrines, especially on predestination and irresistible grace. 

adj
  • of, or relating to St Augustine of Hippo 

  • of, or relating to several religious orders influenced by him 

Brother

noun
  • Title of respect for an adult male member of a religious or fraternal order. 

  • A title used to personify or respectfully refer to concepts or animals. 

  • Title of respect for an adult male member of a fraternal/sororal organization, or comrade in a movement, or even a stranger using fictive kin. 

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