Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
thanh trung » thanh tung
chieu tinh » trieu tinh, lieu tinh, chau tinh
co thuong » cao thuong, cho thuong, ca thuong
ho chieu » theo chieu, hoc thieu, doi chieu
trung co » trung bo, trong co, truong cao
cong san » cong tac
phan dau » phan tu, hang dau

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 tinh - thanh trung co thuong cong san ((phan dau) or (phan lap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - thanh trung co thuong cong san ((phan dau) OR (phan lap)).
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - thanh trung co thuong cong san ((phan dau) or (phan lap))*.