Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
cua truong » cua trung, xuan truong, cac truong
tieu sach » chieu sach, dien sach, te sach
cua rang » cua hang, cua lang, cua mang
cua dang » cua cong, cua ban
cong tac » cong ty
tac toan » tap toan, tam toan, hach 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 trang ((((cua truong) or (cua rang))) or (cua dang)) cong tac toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu sach - hanh trang ((((cua truong) OR (cua rang))) OR (cua dang)) cong tac toan ban.
• Adding a wildcard symbol may retrieve word variants: theo tieu sach - hanh trang ((((cua truong) or (cua rang))) or (cua dang)) cong tac toan ban*.