Perhaps you should try some spelling variations:
thanh trung » thanh tung
thanh huong » thanh hung, thanh cong, anh huong
lien hanh » hien hanh, nien hanh, tien hanh
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cap » khan cap, thanh lap, thanh cac
so lien » so lieng, so bien, so lieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: so lien hanh - ((thanh huong) or (thanh trung)) ((cua nhung) OR (va nhung)) cong dan than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so lien hanh - ((thanh huong) OR (thanh trung)) ((cua nhung) OR (va nhung)) cong dan than cap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so lien hanh - ((thanh huong) or (thanh trung)) ((cua nhung) OR (va nhung)) cong dan than cap".
• Adding a wildcard symbol may retrieve word variants: so lien hanh - ((thanh huong) or (thanh trung)) ((cua nhung) OR (va nhung)) cong dan than cap*.