Perhaps you should try some spelling variations:
thanh hung » thanh huong, thanh tung, thanh trung
chung cong » nhung cong, chong cong, phung cong
cho chieu » ho chieu, theo chieu, chon chien
can chien » van chien, cac chien, tran chien
cao chung » cac chung, cho chuong, chon chung
hung cao » phung cao, hung dao, nung cao
cong dan » cong san, cong tan, huong dan
dan chan » dan gian, dan ca, van chat
chan cau » phan cau, can cau, chinh cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((cho chieu) or (can chien)) sach - thanh hung cao chung cong dan chan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((cho chieu) OR (can chien)) sach - thanh hung cao chung cong dan chan cau.
• Adding a wildcard symbol may retrieve word variants: ((cho chieu) or (can chien)) sach - thanh hung cao chung cong dan chan cau*.