Perhaps you should try some spelling variations:
hieu lang » chieu sang, hieu quang, nhieu tang
anh quang » anh xquang, anh quan, nhanh quang
dung cong » dung trong
anh tang » anh bang, anh dang, anh sang
anh nang » ganh nang, anh bang, anh dang
cua dung » cua dang, cua dong, qua dung
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than tap » toan tap, han tap, phan tap
ho hieu » ho chieu, hoi hieu, nho hieu

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) or (anh quang))) or (anh nang)) cua dung cong dan than tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho hieu lang - ((((anh tang) OR (anh quang))) OR (anh nang)) cua dung cong dan than tap.
• Adding a wildcard symbol may retrieve word variants: ho hieu lang - ((((anh tang) or (anh quang))) or (anh nang)) cua dung cong dan than tap*.