id	keyword
ajceb-3071	contractor
ajceb-3071	time
ajceb-3071	construction
ajceb-3071	building
ajceb-3071	risk
ajceb-3071	clause
ajceb-3071	economics
ajceb-3071	construction economics
ajceb-3071	journal
ajceb-3071	conditions
ajceb-3071	dz3910