Perhaps you should try some spelling variations:
nhung trong » hung trong, nhung tuong, thuong trong
hanh trang » thanh trung, canh tranh, hanh trinh
theo chieu » ho chieu, theo chu, thi chieu
hanh tang » anh tang, hanh mang, hanh tung
cua nhung » va nhung
trong tan » trong quan, trong cac, trong ca
tan van » tran van, tang van, luan van

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

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