Perhaps you should try some spelling variations:
chinh doanh » kinh doanh
thuoc sach » nuoc sach, thuat sach, thuoc sinh
doanh cua » doanh luan
cong cong » cong dong, trong cong, dung cong
toc sach » doc sach, nuoc sach, toc san
hoc sach » hoc sinh, hoc cac, hoc anh
cong van » cong vang, cong san, song van
van toan » van tuan, van tan, van 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: theo ((((toc sach) or (hoc sach))) or (thuoc sach)) - chinh doanh cua cong cong van toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((((toc sach) OR (hoc sach))) OR (thuoc sach)) - chinh doanh cua cong cong van toan ban.
• Adding a wildcard symbol may retrieve word variants: theo ((((toc sach) or (hoc sach))) or (thuoc sach)) - chinh doanh cua cong cong van toan ban*.