Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, nhieu tang
nhung cong » dung cong, thong cong, hang cong
thanh tran » thanh trang, thanh toan, thanh tuan
hieu lang » hieu quang, nhieu tang, hieu van
hanh tang » hanh trang, anh tang, hanh mang
cua nhung » va nhung
thanh tra » thanh toan, thanh hoa
tang cua » mang cua, hang cua, tang luan

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu sang) OR (hieu lang)) - hanh tang cua nhung cong ((thanh tran) or (thanh tra)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sang) OR (hieu lang)) - hanh tang cua nhung cong ((thanh tran) OR (thanh tra)) cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu sang) OR (hieu lang)) - hanh tang cua nhung cong ((thanh tran) or (thanh tra)) cao".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sang) OR (hieu lang)) - hanh tang cua nhung cong ((thanh tran) or (thanh tra)) cao*.