Perhaps you should try some spelling variations:
thuoc sach » hoc sach, nuoc sach, thuat sach
thanh tung » thanh cong
thue sach » thu sach, thuat sach, te sach
tung cua » trung cua, tuong cua, dung cua
ban cong » bang cong, van cong, phan cong
cong tan » cong tac, cong san, cong thanh
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: cho ((thue sach) or (thuoc sach)) - thanh tung cua ban cong tan ((toan tap) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho ((thue sach) OR (thuoc sach)) - thanh tung cua ban cong tan ((toan tap) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: cho ((thue sach) or (thuoc sach)) - thanh tung cua ban cong tan ((toan tap) or (toan ban))*.