Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
theo chieu » theo tieu, ho chieu, theo chu
mot chieu » doi chieu, ho chieu
ca thuong » cao thuong, cua thuong, va thuong
tranh ca » tranh cua, tranh cac, tranh cai
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((mot chieu) or (theo chieu)) xanh - canh tranh ca thuong cong dan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((mot chieu) OR (theo chieu)) xanh - canh tranh ca thuong cong dan toan ban.
• Adding a wildcard symbol may retrieve word variants: ((mot chieu) or (theo chieu)) xanh - canh tranh ca thuong cong dan toan ban*.