Perhaps you should try some spelling variations:
chieu lang » chieu sang, chi lang, chieu xanh
hieu lang » chieu sang, hieu quang, nhieu tang
thanh son » thanh san, thanh cong, thanh toan
dang cong » dung cong
hanh han » hanh nhan, hanh phan, hanh san
cua dang » cua cong, cua ban
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap

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 lang) or (hieu lang)) - ((hanh han) or (thanh son)) cua dang cong dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu lang) OR (hieu lang)) - ((hanh han) OR (thanh son)) cua dang cong dan than cau.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu lang) or (hieu lang)) - ((hanh han) or (thanh son)) cua dang cong dan than cau*.