Perhaps you should try some spelling variations:
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
chua xang » chua nang, chuc nang, chu bang
dung cong » dung trong
anh dung » anh dong, anh huong, sach dung
dung van » duong van, dung va, dang van
van dung » van dong, xay dung, tin dung
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan cau » 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: cho ((((chieu xanh) OR (chieu sach))) OR (chua xang)) - anh dung van dung cong san toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "cho ((((chieu xanh) OR (chieu sach))) or (chua xang)) - anh dung van dung cong san toan cau~".
• Adding a wildcard symbol may retrieve word variants: cho ((((chieu xanh) OR (chieu sach))) or (chua xang)) - anh dung van dung cong san toan cau*.