id	keyword
ca-2827	snails
ca-2827	farmers
ca-2827	yilan
ca-2827	rice
ca-2827	science
ca-2827	farming
ca-2827	university
ca-2827	history
ca-2827	taiwan
ca-2827	world
ca-2827	new
ca-2827	ghosts
ca-2827	paddy
ca-2827	film
ca-2827	text
ca-2827	video
ca-2827	kinds
ca-2827	work
ca-2827	water
ca-2827	press
ca-2827	anthropology
ca-2827	knowledge
ca-2827	opera