Perhaps you should try some spelling variations:
truong thanh » truong trung, truong thpt, truong chung
manh truong » manh trung, manh tuong, anh truong
chieu sang » chieu sach, chieu xanh, nhieu tang
thanh dung » thanh duong, thanh tung, thanh hung
hieu lang » hieu quang, nhieu tang, biet lang
dung cong » dung trong
hieu van » hieu va, thien van, lieu va
cong tac » cong ty
tac doan » tap doan, tan doan, thai doan
doan van » doan va, hoang van, luan van

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

• Performing a fuzzy search may retrieve terms with similar spellings: mot ((chieu sang) or (((hieu lang) OR (hieu van)))) - manh truong thanh dung cong tac doan van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: mot ((chieu sang) OR (((hieu lang) OR (hieu van)))) - manh truong thanh dung cong tac doan van.
• The words AND, OR and NOT may confuse the search; try adding quotes: "mot ((chieu sang) or (((hieu lang) OR (hieu van)))) - manh truong thanh dung cong tac doan van".
• Adding a wildcard symbol may retrieve word variants: mot ((chieu sang) or (((hieu lang) OR (hieu van)))) - manh truong thanh dung cong tac doan van*.