Perhaps you should try some spelling variations:
luan chinh » luan chi, hoan chinh, luat hinh
tang luan » dung luan
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
anh tang » anh bang, anh dang, anh nang
cong tac » cong ty
cong tan » cong san, cong thanh, cong ty
toan cao » toan ban, toan tap

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: theo chu xanh - anh tang luan chinh ((((cong tac) OR (cong dong))) OR (cong tan)) toan cao~.
• Adding a wildcard symbol may retrieve word variants: theo chu xanh - anh tang luan chinh ((((cong tac) or (cong dong))) or (cong tan)) toan cao*.