Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu xanh
chieu sang » chieu xanh, hieu lang, nhieu tang
hanh trung » thanh trung, hanh trang, manh trung
nhung tung » nhung tuong, nhung dung, nhung vung
trung cam » trung tam, trung cap, trung nam
cam nhung » cam hung, nam nhung, tham nhung
dan than » dan chan, ban than, van than

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu sach) or (chieu sang)) - hanh trung cam nhung tung ((dan than) or (dan ca)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sach) OR (chieu sang)) - hanh trung cam nhung tung ((dan than) OR (dan ca)) cau.
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sach) or (chieu sang)) - hanh trung cam nhung tung ((dan than) or (dan ca)) cau*.