Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh tung » thanh cong
hieu lang » chieu sang, hieu quang, nhieu tang
cua nhung » va nhung
dong bang » dong san
tung cua » trung cua, tuong cua, dung cua
hang ban » hang luan, hang va, hang tai
hang cau » hang dau, hang ca, nhung cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((hieu lang) or (chieu sach)) - thanh tung cua nhung ((dong bang) or (hang ban)) hang cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu lang) OR (chieu sach)) - thanh tung cua nhung ((dong bang) OR (hang ban)) hang cau.
• Adding a wildcard symbol may retrieve word variants: ho ((hieu lang) or (chieu sach)) - thanh tung cua nhung ((dong bang) or (hang ban)) hang cau*.