Perhaps you should try some spelling variations:
nhat thuong » nhat huong, phan thuong, luat thuong
trinh xay » trinh ky
quang yen » hung yen, quan den
dung lan » dung luan, dung land, dung lam
ke quang » khe quang, le quang, ke quan
lan cao » lang cao, lan cho, nang cao
tiet ke » thiet ke, tiet kiem

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 lan cao ((nhat thuong) or (chat luong)) tiet ke quang yen~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cong trinh xay dung lan cao ((nhat thuong) OR (chat luong)) tiet ke quang yen.
• Adding a wildcard symbol may retrieve word variants: cong trinh xay dung lan cao ((nhat thuong) or (chat luong)) tiet ke quang yen*.