Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phuong hoang
hanh doanh » hang doanh, chinh doanh, doanh doanh
phung cong » nhung cong, phong cong, nhung chong
theo hieu » theo chieu, theo tieu, thien hieu
hieu lang » chieu sang, hieu quang, nhieu tang
doanh cua » doanh luan
san nhan » van nhan, ban nhan, sat nhan
nhan tai » hang tai, van tai, toan tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo hieu lang - hanh doanh cua ((phuong cong) or (phung cong)) san nhan tai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo hieu lang - hanh doanh cua ((phuong cong) OR (phung cong)) san nhan tai.
• Adding a wildcard symbol may retrieve word variants: theo hieu lang - hanh doanh cua ((phuong cong) or (phung cong)) san nhan tai*.