Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
hanh dung » thanh dung, anh dung, hanh dong
hung cong » nhung cong, hung cuong, phung cong
ho chieu » theo chieu, hoc thieu, doi chieu
dung lan » dung luan, dung land, dung lam
lan hung » van hung, luan chung, lan phuong
cong ti » cong ty, cong li, cong tu
hoc cau » hoc cao, hoc can, hoc sau
hoc cac » hoc cao

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sang - hanh dung lan hung cong ti ((hoc cau) or (hoc cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - hanh dung lan hung cong ti ((hoc cau) OR (hoc cac)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - hanh dung lan hung cong ti ((hoc cau) or (hoc cac))*.