Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, cong tan
mot trieu » mot chieu, mot tri, mon triet
hanh tang » hanh trang, anh tang, hanh mang
cua nhung » va nhung
tang cua » mang cua, hang cua, tang luan
cong san » cong tac
phan dau » phan tu, hang dau
can cau » van cau, ban cau, ca cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: mot trieu tinh - hanh tang cua nhung ((cong thanh) or (cong san)) ((can cau) or (phan dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: mot trieu tinh - hanh tang cua nhung ((cong thanh) OR (cong san)) ((can cau) OR (phan dau)).
• Adding a wildcard symbol may retrieve word variants: mot trieu tinh - hanh tang cua nhung ((cong thanh) or (cong san)) ((can cau) or (phan dau))*.