Perhaps you should try some spelling variations:
hung thang » cang thang, hung tran
hanh trang » thanh trung, hanh trinh, minh trang
dang cong » dung cong
cong hung » cong chung, cong huong, cong dung
thang cau » hang cau, thong cau, thanh chau
doc hieu » toc thieu, hoc thieu
cua dang » cua cong, cua ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doc hieu) OR (hoc hien)) sach - ((hanh trang) or (canh tranh)) cua dang cong hung thang cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (hoc hien)) sach - ((hanh trang) OR (canh tranh)) cua dang cong hung thang cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doc hieu) OR (hoc hien)) sach - ((hanh trang) or (canh tranh)) cua dang cong hung thang cau".
• Adding a wildcard symbol may retrieve word variants: ((doc hieu) OR (hoc hien)) sach - ((hanh trang) or (canh tranh)) cua dang cong hung thang cau*.