Han vs Song

Han

name
  • A river in central China. 

  • A former canal in China, connecting Hancheng (now Yangzhou) on the Yangtze with Mokou (now Huai'an) on the Huai. 

  • The realm of this former state under other rulers 

  • A surname. 

  • A surname from Korean. 

  • An imperial Chinese dynasty, ruling (with interruptions) from 206 BC to AD 220, marked by the expansion of the Yellow River's Huaxia culture to the recent conquests of the Qin and a flowering of economic, literary, and scientific development 

  • The Northern Athabaskan language spoken by the Han people, or Hän Hwëch'in, in Alaska and the Yukon. 

  • The Chinese ethnicity, when distinguished from other peoples of the Chinese state 

  • The star Zeta Ophiuchi in traditional Chinese astronomy, named for this state 

  • A First Nations people of Canada and an Alaska Native Athabaskan people of the Athabaskan-speaking ethnolinguistic group. 

  • An ancient Chinese county, viscounty, and kingdom of the Zhou dynasty and the Qin–Han interregnum 

Song

name
  • A river in China; any of various minor rivers in China. 

  • A former dynasty in China, reigning from the end of the Five Dynasties and Ten Kingdoms to the beginning of the Yuan. 

  • A surname from Khmer. 

  • A former empire in China, occupying the eastern half of modern China. 

  • A surname from Chinese. 

  • A local government area of Adamawa State, Nigeria. 

  • A river in Papua New Guinea 

  • The era of Chinese history during which the dynasty reigned. 

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