Perhaps you should try some spelling variations:
luong tiet » luong thiet, luong viet, luong tien
trinh xay » trinh ky
quang yen » hung yen
van chat » cao chat
quan den » quan doan, quan he
quan doi » quan tri, quan li
tiet ke » thiet ke, tiet kiem
luan » lan

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: cong trinh xay dung luan van chat luong tiet ke ((quang yen) or (((quan den) OR (quan doi))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cong trinh xay dung luan van chat luong tiet ke ((quang yen) OR (((quan den) OR (quan doi)))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "cong trinh xay dung luan van chat luong tiet ke ((quang yen) or (((quan den) OR (quan doi))))".
• Adding a wildcard symbol may retrieve word variants: cong trinh xay dung luan van chat luong tiet ke ((quang yen) or (((quan den) OR (quan doi))))*.