Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
doanh luan » doanh nhan
cong thanh » dong thanh, cong trinh, cong tan
theo hieu » theo chieu, theo tieu, thien hieu
hieu lang » chieu sang, hieu quang, nhieu tang
luan dung » lan dung, luan dong, luan hung
dung cong » dung trong
pho cau » pho cap, pho cam, pho can
pha cau » phan cau, phap cau, pha cac

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 luan dung cong thanh ((pho cau) or (pha cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo hieu lang - hanh doanh luan dung cong thanh ((pho cau) OR (pha cau)).
• Adding a wildcard symbol may retrieve word variants: theo hieu lang - hanh doanh luan dung cong thanh ((pho cau) or (pha cau))*.