Perhaps you should try some spelling variations:
hieu lang » chieu sang, hieu quang, nhieu tang
thanh dan » thanh san, thanh van, thanh dat
cong dang » cong dong, cong dung, cong danh
toc hieu » toc thieu, doc hieu, hoc thieu
ca trong » cay trong, cad trong, co trong
cong dan » cong san, cong tan, huong dan
khan cap » khan ap, than cap, khoan cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc hieu lang - thanh dan ca trong ((cong dan) or (cong dang)) khan cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc hieu lang - thanh dan ca trong ((cong dan) OR (cong dang)) khan cap*.