serial nouns vs noun+preposition+noun

BOX   Mon Feb 27, 2006 5:24 am GMT
Quality Assurance for Procurement / Procurement Quality Assurance

When I have to deliver a meaning with short or restricted number of words(which probably look like the phrases above)

which one do you think is better, well-written structure, familiar,common or readable?
Uriel   Mon Feb 27, 2006 5:50 am GMT
The second, shorter one looks smoother and more streamlined. The first looks a little more grandiose. So it depends on what effect you're going for.