Perhaps you should try some spelling variations:
chieu sang » chieu xanh, nhieu tang
chieu sach » chinh sach, chiet tach, chieu xanh
thanh tran » thanh trang, thanh toan, thanh tra
hieu lang » hieu quang, nhieu tang, hieu van
tran tran » tan tran, tran tuan, tran tan
tran dung » tran dang, tran hung, tran quang
dung cong » dung trong
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan ban » van ban

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

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