Perhaps you should try some spelling variations:
thanh trung » thanh tung
trung thanh » truong thanh
chieu sang » chieu sach, chieu xanh, nhieu tang
thanh dong » thanh duong, thanh cong, hanh dong
hieu lang » hieu quang, nhieu tang, hieu van
hieu manh » chieu xanh, hieu nganh, dieu hanh
dong cong » duong cong, dung cong, dang cong
cong dan » cong san, cong tan, huong dan
dan van » dang van, doan van, dao van

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 sang) OR (hieu lang))) or (hieu manh)) - thanh trung thanh dong cong dan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((((chieu sang) OR (hieu lang))) OR (hieu manh)) - thanh trung thanh dong cong dan van ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((((chieu sang) OR (hieu lang))) or (hieu manh)) - thanh trung thanh dong cong dan van ban".
• Adding a wildcard symbol may retrieve word variants: ho ((((chieu sang) OR (hieu lang))) or (hieu manh)) - thanh trung thanh dong cong dan van ban*.