id	keyword
cana-5229	green
cana-5229	satisfaction
cana-5229	energy
cana-5229	home
cana-5229	use
cana-5229	et al
cana-5229	technology
cana-5229	owner
cana-5229	occupiers
cana-5229	features
cana-5229	efficiency
cana-5229	ease
cana-5229	quality
cana-5229	file:///c:/users
cana-5229	research
cana-5229	downloads
cana-5229	grace
cana-5229	energy efficiency
cana-5229	housing