Perhaps you should try some spelling variations:
cong thuong » hang thuong
chiet tach » chieu sach
chieu xanh » chieu sach, chieu sang, chieu tinh
thuong dan » huong dan, thuong han, thuong dam
tranh cua » doanh cua, manh cua
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap

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

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