id	keyword
cana-3873	construction
cana-3873	supply
cana-3873	chain
cana-3873	management
cana-3873	base
cana-3873	utilisation
cana-3873	study
cana-3873	data
cana-3873	number
cana-3873	project
cana-3873	material
cana-3873	course
cana-3873	analysis