Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
hieu lang » chieu sang, hieu quang, nhieu tang
doanh cua » doanh luan
bang cong » dang cong, bang song, dung cong
hang cong » dang cong, hang nong, thanh cong
tuan phan » luan phan, toan phan, tuan pham
hoc hieu » hoc thieu, hoc hien, doc hieu
phan cau » phan dau, phan cac, phan tu

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 - hanh doanh cua ((bang cong) or (hang cong)) tuan phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu lang - hanh doanh cua ((bang cong) OR (hang cong)) tuan phan cau.
• Adding a wildcard symbol may retrieve word variants: hoc hieu lang - hanh doanh cua ((bang cong) or (hang cong)) tuan phan cau*.