Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
cong thanh » dong thanh, cong trinh, cong tan
thue sach » thu sach, thuat sach, thuoc sach
trinh cua » tinh cua, trinh luat, trinh quan
cua thong » cua thuong, cua khong, cua tong
cho thue » choi thuc, cuc thue, cho he
cong tac » cong ty
ran cau » van cau, can cau, tran chau
ban cau » bang cau, ban can, van cau

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: cho thue sach - hanh trinh cua thong ((cong tac) OR (cong thanh)) ((ran cau) OR (ban cau))~.
• Adding a wildcard symbol may retrieve word variants: cho thue sach - hanh trinh cua thong ((cong tac) or (cong thanh)) ((ran cau) or (ban cau))*.