Perhaps you should try some spelling variations:
hieu nganh » vien nganh, hiem ngan, hieu manh
hanh trang » thanh trung, canh tranh, hanh trinh
nhung cong » dung cong, thong cong, hang cong
thanh cac » hanh cac, thanh ca, tranh cac
thanh bac » nhanh bac, thanh bai, thanh san
hoc hieu » hoc thieu, hoc hien, doc hieu
trang va » tran van, hang va
cong dan » cong san, cong tan, huong dan
than cap » khan cap, thanh lap, than cua

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 trang va nhung cong dan ((than cap) OR (((thanh cac) OR (thanh bac))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hieu nganh - hanh trang va nhung cong dan ((than cap) or (((thanh cac) OR (thanh bac))))~".
• Adding a wildcard symbol may retrieve word variants: hoc hieu nganh - hanh trang va nhung cong dan ((than cap) or (((thanh cac) OR (thanh bac))))*.