Perhaps you should try some spelling variations:
hieu nganh » vien nganh, hiem ngan, hieu manh
tranh cua » manh cua
doanh cua » doanh luan
dang cong » dung cong
ban thanh » ban hanh, ban hang
thanh cau » thanh chau, thanh mau, nhanh cau
hoc hieu » hoc thieu, hoc hien, doc hieu
cong ban » cong bang, cong san, cong tan

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hieu nganh - canh ((tranh cua) or (doanh cua)) dang cong ban thanh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu nganh - canh ((tranh cua) OR (doanh cua)) dang cong ban thanh cau*.