Perhaps you should try some spelling variations:
quang phuong » bang phuong, dung phuong, hoang phuong
phuong cong » phuong dong, phong cong, phung cong
doanh tran » doanh tren, doanh thanh, doanh trong
hieu lang » chieu sang, hieu quang, nhieu tang
nhanh cay » nhanh ha, nhanh va, hanh cac
nhanh bac » nhanh ha, nhanh va
hoc hieu » hoc thieu, hoc hien, doc hieu
cong ban » cong bang, cong san, cong tan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hieu lang - doanh tran quang phuong cong ban ((nhanh cay) or (nhanh bac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu lang - doanh tran quang phuong cong ban ((nhanh cay) OR (nhanh bac)).
• Adding a wildcard symbol may retrieve word variants: hoc hieu lang - doanh tran quang phuong cong ban ((nhanh cay) or (nhanh bac))*.