Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
cua thuong » cua truong, cua phuong, ca thuong
chieu xanh » chieu sach, chieu sang, chieu tinh
tranh cua » doanh cua, manh cua
cong van » cong vang, cong san, song van
van chat » cao chat
van cau » van dau, van hau, toan cau

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (trieu tinh)) - canh tranh cua thuong cong van ((van cau) OR (van chat))~.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (trieu tinh)) - canh tranh cua thuong cong van ((van cau) or (van chat))*.