Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
hanh doanh » hang doanh, chinh doanh, doanh doanh
nhan trung » nhan trong, than trung, thanh trung
cong vang » cong quang, cong ngang, cong san
cong lang » cong luong, cong quang, cong ngang
thang cha » thanh cha, thang cua, khang chan

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

• Performing a fuzzy search may retrieve terms with similar spellings: mot chieu sang - hanh doanh nhan trung ((cong vang) or (cong lang)) thang cha~.
• If you are trying to use Boolean operators, they must be ALL CAPS: mot chieu sang - hanh doanh nhan trung ((cong vang) OR (cong lang)) thang cha.
• Adding a wildcard symbol may retrieve word variants: mot chieu sang - hanh doanh nhan trung ((cong vang) or (cong lang)) thang cha*.