Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, hieu lang
dang thanh » dong thanh, dang hanh, hoang thanh
thanh cham » thanh pham, thanh cha, hanh cham
cong dang » cong dong, cong dan, cong dung
ho chieu » theo chieu, hoc thieu, doi chieu
tam dung » tam duong, tan dung, am dung
tac dung » sach dung, xay dung, tin dung

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 - thanh trung ((tam dung) or (tac dung)) cong dang thanh cham~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - thanh trung ((tam dung) OR (tac dung)) cong dang thanh cham.
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - thanh trung ((tam dung) or (tac dung)) cong dang thanh cham*.