Perhaps you should try some spelling variations:
doanh doanh » toan doanh, doanh hoan, doanh thanh
chieu sang » chieu sach, chieu xanh, hieu lang
hieu manh » chieu xanh, hieu nganh, dieu hanh
doanh cua » doanh luan
dang cong » dung cong
dan than » dan chan, ban than, van than
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((hieu manh) or (chieu sang)) - doanh doanh cua ((dang cong) or (cong dong)) dan than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu manh) OR (chieu sang)) - doanh doanh cua ((dang cong) OR (cong dong)) dan than cap.
• Adding a wildcard symbol may retrieve word variants: ho ((hieu manh) or (chieu sang)) - doanh doanh cua ((dang cong) or (cong dong)) dan than cap*.