Perhaps you should try some spelling variations:
thanh trung » thanh tung
thuong cong » thong cong, thuong con, thuong dong
cua thuong » cua truong, cua phuong, ca thuong
trung cua » truong cua, trung tuan, trung cap
hoi hieu » hoi phieu, hoi tieu, doi chieu
moi hieu » moi dieu, doi chieu, mot chieu
cong san » cong tac
phan dau » phan tu, hang dau
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoi hieu) or (moi hieu)) lang - thanh trung cua thuong cong san ((phan dau) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoi hieu) OR (moi hieu)) lang - thanh trung cua thuong cong san ((phan dau) OR (than cap)).
• Adding a wildcard symbol may retrieve word variants: ((hoi hieu) or (moi hieu)) lang - thanh trung cua thuong cong san ((phan dau) or (than cap))*.