Perhaps you should try some spelling variations:
thanh tran » thanh trang, thanh toan, thanh tra
nang luong » nang song
luong cong » dung cong, trong cong, cong cong
tran nang » tra nang, tran dang, tran quang
cong tap » cuong tap, cong tac, cong tan
toan cau » toan cao, toan tap, toan tai
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: ((25 trieu) OR (30 trieu)) tinh - thanh tran nang luong cong tap ((toan cau) OR (toan ban))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((25 trieu) or (30 trieu)) tinh - thanh tran nang luong cong tap ((toan cau) OR (toan ban))~".
• Adding a wildcard symbol may retrieve word variants: ((25 trieu) or (30 trieu)) tinh - thanh tran nang luong cong tap ((toan cau) OR (toan ban))*.