Perhaps you should try some spelling variations:
canh doanh » hanh doanh, chinh doanh, doanh doanh
thong cong » trong cong, tong cong, phong chong
hoc thieu » toc thieu, hoc hien
doanh cua » doanh luan
ban thanh » ban hanh, ban hang
thanh cac » hanh cac, thanh bac, thanh ca
doc hieu » toc thieu, hoc hien

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doc hieu) or (hoc thieu)) manh - canh doanh cua ((thong cong) OR (thong thong)) ban thanh cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (hoc thieu)) manh - canh doanh cua ((thong cong) OR (thong thong)) ban thanh cac.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doc hieu) or (hoc thieu)) manh - canh doanh cua ((thong cong) OR (thong thong)) ban thanh cac".
• Adding a wildcard symbol may retrieve word variants: ((doc hieu) or (hoc thieu)) manh - canh doanh cua ((thong cong) OR (thong thong)) ban thanh cac*.