Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh doanh » hang doanh, chinh doanh, doanh doanh
dung cong » dung trong
dang toan » dan toan, dung toan, dang thanh
dang tran » dang thanh, quang tran, hoang tran
ho chieu » theo chieu, hoc thieu, doi chieu
doanh va » doan va, doanh tai, doanh cua
va dung » van dung, va duong, vat dung

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: ho chieu xanh - hanh doanh va dung cong ((dang toan) OR (dang tran)) cao~.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - hanh doanh va dung cong ((dang toan) or (dang tran)) cao*.