Perhaps you should try some spelling variations:
hanh truong » hanh trong, anh truong, manh truong
dai luong » dai cuong, dai duong, do luong
thanh lap » thanh san, phan lap, thanh hai
thi hieu » thi chieu, thi hien, thi dieu
theo chu » theo chieu, cho chu, chao chu
cong ban » cong bang, cong tan, cong dan
cong san » cong tac

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: ((thi hieu) OR (theo chu)) xanh - hanh truong dai luong ((cong ban) OR (cong san)) thanh lap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((thi hieu) or (theo chu)) xanh - hanh truong dai luong ((cong ban) OR (cong san)) thanh lap~".
• Adding a wildcard symbol may retrieve word variants: ((thi hieu) or (theo chu)) xanh - hanh truong dai luong ((cong ban) OR (cong san)) thanh lap*.