Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
chieu sang » chieu sach, chieu xanh, hieu lang
hieu manh » chieu xanh, hieu nganh, dieu hanh
hanh manh » hanh mang, lanh manh, hoang manh
cong cong » cong dong, trong cong, dung cong
manh cua » doanh cua, ban cua
cong san » cong tac
san chan » san chang, dan chan, san chay
chan cau » phan cau, can cau, chinh cau

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 manh) OR (chieu sang))) OR (chieu tinh)) - hanh manh cua cong cong san chan cau~.
• Adding a wildcard symbol may retrieve word variants: hoc ((((hieu manh) or (chieu sang))) or (chieu tinh)) - hanh manh cua cong cong san chan cau*.