Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
tieu sach » chieu sach, dien sach, te sach
trinh cua » tinh cua, trinh luat, trinh quan
hang cong » dang cong, hang nong, bang cong
cua hang » cua dang, cua nhung, cua cong
cong tan » cong tac, cong san, cong thanh
than ban » thanh ban, than man, nhuan ban
toan ban » van ban

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

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