Cistercian vs Cluniac

Cistercian

adj
  • Of, pertaining to or characteristic of the Cistercian Order and its members. 

noun
  • A member of a monastic order which follows the Benedictine rule and emphasizes silent contemplative prayer. 

Cluniac

adj
  • Relating to a reformed Benedictine monastic order founded at Cluny in eastern France. 

noun
  • A monk of the reformed branch of the Benedictine order, founded in 910 at Cluny (or Clugny) in France. 

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