Ama vs Ma

Ama

name
  • A Nilo-Saharan language of Sudan. 

  • A language of Papua New Guinea. 

  • A female given name 

Ma

name
  • A language spoken in the Democratic Republic of the Congo. 

  • A common surname from Chinese of East Asian derivation. 

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