Perhaps you should try some spelling variations:
cong thuong » hang thuong
thanh dung » thanh duong, thanh tung, thanh hung
luan cong » luat cong, luong cong, luan chung
thuong va » truong va, thong va, thuong mai
chi xanh » chi anh, chi danh, chieu xanh
chi hanh » chi nhanh, chi thanh, thi hanh
toan ban » van ban
va toan » van toan, bai toan, tap toan

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chi xanh) or (chi hanh)) - thanh dung luan cong thuong va toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chi xanh) OR (chi hanh)) - thanh dung luan cong thuong va toan ban.
• Adding a wildcard symbol may retrieve word variants: doi ((chi xanh) or (chi hanh)) - thanh dung luan cong thuong va toan ban*.