Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
chieu tinh » trieu tinh, lieu tinh, chau tinh
doi chieu » doc hieu, doi chi, ho chieu
tranh cua » doanh cua
manh cua » doanh cua, ban cua
cong dan » cong san, cong tan, huong dan
phan cau » phan cac, phan tu, phan lap
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: doi chieu tinh - canh ((tranh cua) or (manh cua)) thuong cong dan ((phan cau) or (phan dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu tinh - canh ((tranh cua) OR (manh cua)) thuong cong dan ((phan cau) OR (phan dau)).
• Adding a wildcard symbol may retrieve word variants: doi chieu tinh - canh ((tranh cua) or (manh cua)) thuong cong dan ((phan cau) or (phan dau))*.