Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
cho chieu » ho chieu, theo chieu, chon chien
hanh dung » thanh dung, hanh dong, manh dung
anh dung » anh dong, anh huong, sach dung
chi cong » thi cong, cho cong, phi cong
tan than » tan thanh, ban than, tam than
lam chi » nam chi, lam chu, la chi

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: cho chieu sang - ((hanh dung) OR (anh dung)) lam chi cong ((tan than) OR (tan tran)) cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "cho chieu sang - ((hanh dung) or (anh dung)) lam chi cong ((tan than) OR (tan tran)) cau~".
• Adding a wildcard symbol may retrieve word variants: cho chieu sang - ((hanh dung) or (anh dung)) lam chi cong ((tan than) OR (tan tran)) cau*.