Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
hieu lang » chieu sang, hieu quang, nhieu tang
trang cua » tranh cua, tang cua, trung cua
cua trong » cua truong, cua trung, qua trong
tac phan » tac pham, tai phan, cac phan
tac phat » tac pham, tam phat, tan phat

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((hieu lang) or (chinh sach)) - hanh trang cua trong cong ((tac phan) OR (tac phat)) tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((hieu lang) OR (chinh sach)) - hanh trang cua trong cong ((tac phan) OR (tac phat)) tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((hieu lang) or (chinh sach)) - hanh trang cua trong cong ((tac phan) OR (tac phat)) tap".
• Adding a wildcard symbol may retrieve word variants: theo ((hieu lang) or (chinh sach)) - hanh trang cua trong cong ((tac phan) OR (tac phat)) tap*.