Chin vs People's Republic of China

Chin

name
  • Synonym of Zo: a language of Burma. 

  • A surname from Hakka. 

  • A hamlet in Alberta, Canada. 

  • A tribe in Burma. 

  • A state of Burma 

People's Republic of China

name
  • Official name of the country popularly known as China, as opposed to the Republic of China (Taiwan). 

How often have the words Chin and People's Republic of China occurred in a corpus of books? (source: Google Ngram Viewer )