hamlet vs rancheria

hamlet

noun
  • A small village or a group of houses. 

  • Any of the fish of the genus Hypoplectrus in the family Serranidae. 

  • A village that does not have its own church. 

rancheria

noun
  • A small settlement in the Americas, especially of Native Americans. 

  • A political division of the native tribes. 

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