Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, truong thanh
hoc thieu » toc thieu, hoc hien
doc hieu » toc thieu, hoc hien
anh mang » hanh mang, anh bang, anh dang
mang cua » manh cua, dung cua, ban cua
cua bang » chua bang, cua ban, cua dang
cong tan » cong tac, cong san, cong ty
toan tap » toan 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: ((doc hieu) OR (hoc thieu)) nganh - anh mang cua bang ((cong thanh) OR (cong tan)) toan tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doc hieu) OR (hoc thieu)) nganh - anh mang cua bang ((cong thanh) or (cong tan)) toan tap~".
• Adding a wildcard symbol may retrieve word variants: ((doc hieu) OR (hoc thieu)) nganh - anh mang cua bang ((cong thanh) or (cong tan)) toan tap*.