Perhaps you should try some spelling variations:
chinh doanh » kinh doanh
hua khong » hoa khong, cua khong, hoac khong
ca thuong » cao thuong, cua thuong, va thuong
hoc hieu » hoc thieu, hoc hien, doc hieu
hieu cac » hieu luc, hieu va, hieu van
tran van » luan van
san van » tan van, luan van, dang van

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 cac - chinh doanh ((hua khong) or (ca thuong)) cong ((san van) OR (tran van)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu cac - chinh doanh ((hua khong) OR (ca thuong)) cong ((san van) OR (tran van)) ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hieu cac - chinh doanh ((hua khong) or (ca thuong)) cong ((san van) OR (tran van)) ban".
• Adding a wildcard symbol may retrieve word variants: hoc hieu cac - chinh doanh ((hua khong) or (ca thuong)) cong ((san van) OR (tran van)) ban*.