Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
tieu sach » chieu sach, dien sach, te sach
cua nhung » va nhung
thanh cau » thanh chau, thanh mau, nhanh cau
cua hang » cua dang, cua cong, cua ban
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu sach - hanh trang ((cua hang) OR (cua nhung)) ((cong tan) or (cong san)) thanh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu sach - hanh trang ((cua hang) OR (cua nhung)) ((cong tan) OR (cong san)) thanh cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu sach - hanh trang ((cua hang) OR (cua nhung)) ((cong tan) or (cong san)) thanh cau".
• Adding a wildcard symbol may retrieve word variants: theo tieu sach - hanh trang ((cua hang) OR (cua nhung)) ((cong tan) or (cong san)) thanh cau*.