Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
doi chieu » doc hieu, doi chi, mot chieu
hanh dong » anh dong, ha dong
dong chan » dong chuan, jong chan, dong chen
long cong » luong cong, tong cong, long tong
cong cong » cong dong, trong cong, dung cong
van tan » van tuan, van ban, van tai
tan ban » toan ban, tang ban, van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sang - hanh dong chan ((long cong) or (cong cong)) van tan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sang - hanh dong chan ((long cong) OR (cong cong)) van tan ban*.