Dervish vs santon

Dervish

noun
  • A member of a Sufi Muslim ascetic fraternity of mendicant friars. 

  • A citizen or inhabitant of Darawiish (circa 1895–1920 C.E.), the Dhulbahante anti-colonial polity geographically corresponding with Khaatumo. 

santon

noun
  • A Muslim holy man. 

  • In France (originally Provence), a small, hand-painted, terracotta figurine of a nativity character. 

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