Perhaps you should try some spelling variations:
cang thang » cong thanh, dang thanh
dong cang » dong bang, dong cong, dong cung
hieu lang » chieu sang, hieu quang, nhieu tang
anh tang » anh bang, anh dang, anh nang
ho hieu » ho chieu, hoi hieu, nho hieu
tang ha » lang ha, tang ma, trung ha
ha dong » hoat dong, van dong
ban dan » ban hang, ban hanh, ban quan
van cau » van dau, van hau, van chat

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho hieu lang - anh tang ha dong cang thang ((ban dan) or (van cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho hieu lang - anh tang ha dong cang thang ((ban dan) OR (van cau)).
• Adding a wildcard symbol may retrieve word variants: ho hieu lang - anh tang ha dong cang thang ((ban dan) or (van cau))*.