Perhaps you should try some spelling variations:
hieu nganh » vien nganh, hiem ngan, hieu manh
hanh trung » thanh trung, hanh trang, manh trung
nhung cong » dung cong, thong cong, hang cong
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
cong doan » cong dan, cong hoan, dong doanh
hoc hieu » hoc thieu, hoc hien, doc hieu
phan cac » phan dau, phan lap, phan van

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: hoc hieu nganh - hanh trung cua nhung cong doan ((phan tu) OR (((phan cac) OR (nhan cach))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hieu nganh - hanh trung cua nhung cong doan ((phan tu) or (((phan cac) OR (nhan cach))))~".
• Adding a wildcard symbol may retrieve word variants: hoc hieu nganh - hanh trung cua nhung cong doan ((phan tu) or (((phan cac) OR (nhan cach))))*.