id	keyword
ca-4394	cinchona
ca-4394	plantations
ca-4394	quinine
ca-4394	life
ca-4394	cinchona plantations
ca-4394	government
ca-4394	darjeeling
ca-4394	politics
ca-4394	remains
ca-4394	press
ca-4394	university
ca-4394	india
ca-4394	industry
ca-4394	colonial
ca-4394	workers
ca-4394	future
ca-4394	land
ca-4394	world
ca-4394	present
ca-4394	time
ca-4394	factory
ca-4394	anthropology
ca-4394	new