Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
xuan phuong » luan phuong, xuan huong, xuat phuong
hang doanh » hanh doanh, nhung doanh, dung doanh
hieu lang » chieu sang, hieu quang, nhieu tang
van doanh » toan doanh, van dong, van thanh
hoc hieu » hoc thieu, hoc hien, doc hieu
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cao » toan cao, thai cao, than cap

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 - ((hang doanh) or (van doanh)) xuan phuong cong dan than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu lang - ((hang doanh) OR (van doanh)) xuan phuong cong dan than cao.
• Adding a wildcard symbol may retrieve word variants: hoc hieu lang - ((hang doanh) or (van doanh)) xuan phuong cong dan than cao*.