Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
cong thanh » dong thanh, cong trinh, cong tan
thanh phan » thanh pho, thanh san, thanh toan
doi chieu » doc hieu, mot chieu, thi chieu
ho chieu » theo chieu, hoc thieu, mot chieu
tranh va » tranh van, trang va, trinh va
phan cau » phan dau, phan cac, phan tu
doi chi » doi khi

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