Perhaps you should try some spelling variations:
thuoc dieu » thuc dieu, hoc dieu, thuat dieu
nhanh tich » nhanh tinh, thanh tich, phan tich
theo dieu » theo tieu, theo chieu, he dieu
tich cac » tich va, tich bao
cac nang » cam nang, cao nang, cac dang
cong tac » cong ty
toan cao » toan ban, toan tap

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 dieu) OR (thuoc dieu)) hanh - nhanh tich cac nang ((cong tac) OR (cong san)) toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo dieu) OR (thuoc dieu)) hanh - nhanh tich cac nang ((cong tac) or (cong san)) toan cao~".
• Adding a wildcard symbol may retrieve word variants: ((theo dieu) OR (thuoc dieu)) hanh - nhanh tich cac nang ((cong tac) or (cong san)) toan cao*.