Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
canh doanh » hanh doanh, chinh doanh, doanh doanh
doi chieu » doc hieu, doi chi, mot chieu
ca thuong » cao thuong, cua thuong, va thuong
ho chieu » theo chieu, hoc thieu, mot chieu
doanh ca » doanh cua, doanh cao, doanh va
cong dan » cong san, cong tan, huong dan
nhan tao » nhan dan
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: ((ho chieu) OR (doi chieu)) tang - canh doanh ca thuong cong dan ((nhan tao) or (nhan tai))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (doi chieu)) tang - canh doanh ca thuong cong dan ((nhan tao) OR (nhan tai)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) OR (doi chieu)) tang - canh doanh ca thuong cong dan ((nhan tao) or (nhan tai))".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) OR (doi chieu)) tang - canh doanh ca thuong cong dan ((nhan tao) or (nhan tai))*.