Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
hieu quang » thieu quang, hieu quan, hieu qua
cua phuong » cuu phuong, cuc phuong, luan phuong
nho hieu » nha hieu, nho sieu, nhu hieu
anh dung » anh dong, sach dung, ung dung
cong san » cong tac
than cau » toan cau, phan cau, thanh chau
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: nho hieu quang - ((anh dung) OR (anh huong)) cua phuong cong san ((than cau) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: nho hieu quang - ((anh dung) OR (anh huong)) cua phuong cong san ((than cau) OR (than cap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "nho hieu quang - ((anh dung) OR (anh huong)) cua phuong cong san ((than cau) or (than cap))".
• Adding a wildcard symbol may retrieve word variants: nho hieu quang - ((anh dung) OR (anh huong)) cua phuong cong san ((than cau) or (than cap))*.