Perhaps you should try some spelling variations:
thanh phan » thanh san, thanh toan, thanh hai
doi chieu » doc hieu, ho chieu, mot chieu
dung cong » dung trong
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan ban » van ban
doi chi » doi khi

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: ((doi chieu) OR (doi chi)) xanh - dang ((thanh phan) OR (thanh pho)) dung cong dan toan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) OR (doi chi)) xanh - dang ((thanh phan) or (thanh pho)) dung cong dan toan ban~".
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) OR (doi chi)) xanh - dang ((thanh phan) or (thanh pho)) dung cong dan toan ban*.