India vs subcontinent

India

name
  • A country in South Asia. Official name: Republic of India. 

  • A female given name 

  • An area of land in Southern Asia, traditionally delimited by the Himalayas and the Indus river; the Indian subcontinent. 

  • A territory of the British Empire, chiefly comprising the modern day countries of India, Pakistan, Bangladesh, Bhutan, Nepal and Burma. 

subcontinent

name
  • The Indian subcontinent, South Asia. 

noun
  • A large landmass which is either smaller than a continent (such as Greenland), or part of an even larger continent (such as the Indian subcontinent). 

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