Perhaps you should try some spelling variations:
thanh thuong » thanh huong, thanh chuong, thanh phuong
thanh tung » thanh cong
quan nhung » qua nhung, cua nhung, luan chung
nhung cong » dung cong, thong cong, hang cong
cho chinh » chon chinh, che chinh, cuoc chinh
cong bang » cuong bang, dong bang, hong bang
hang cau » hang ca, nhung cau, nang cao
hang dau » hang va, hang tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: cho chinh sach - ((thanh thuong) or (thanh tung)) quan nhung cong bang ((hang cau) OR (hang dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho chinh sach - ((thanh thuong) OR (thanh tung)) quan nhung cong bang ((hang cau) OR (hang dau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "cho chinh sach - ((thanh thuong) or (thanh tung)) quan nhung cong bang ((hang cau) OR (hang dau))".
• Adding a wildcard symbol may retrieve word variants: cho chinh sach - ((thanh thuong) or (thanh tung)) quan nhung cong bang ((hang cau) OR (hang dau))*.