Perhaps you should try some spelling variations:
hanh trinh » canh tranh
tieu sach » chieu sach, dien sach, te sach
cua nhung » va nhung
cua chung » luan chung, luat chung, cua cong
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
toan ban » van ban

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 trinh) or (hanh chinh)) ((cua nhung) or (cua chung)) cong manh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu sach - ((hanh trinh) OR (hanh chinh)) ((cua nhung) OR (cua chung)) cong manh toan ban.
• Adding a wildcard symbol may retrieve word variants: theo tieu sach - ((hanh trinh) or (hanh chinh)) ((cua nhung) or (cua chung)) cong manh toan ban*.