Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu, thi chieu
hanh tang » hanh trang, anh tang, hanh mang
dong cong » duong cong, dung cong, dang cong
tan thanh » tran thanh, tang thanh, toan thanh
ho chieu » hoc thieu, doi chieu, mot chieu
tang cua » mang cua, hang cua, tang luan
cua dong » chua dong, cua cong, cua dang
tan than » tan tran, ban than, tam than

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (theo chieu)) sach - hanh tang cua dong cong ((tan than) OR (tan thanh)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo chieu)) sach - hanh tang cua dong cong ((tan than) OR (tan thanh)) ban*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (theo chieu)) sach - hanh tang cua dong cong ((tan than) OR (tan thanh)) ban*".