Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
chieu xanh » chieu sang, chieu tinh, hieu manh
thanh tung » thanh cong
dung cong » dung trong
tung cua » trung cua, tuong cua, dung cua
cua dung » cua dang, cua dong, qua 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.

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((((chieu xanh) or (dieu hanh))) or (chieu sach)) - thanh tung cua dung cong san toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((((chieu xanh) OR (dieu hanh))) OR (chieu sach)) - thanh tung cua dung cong san toan cau.
• Adding a wildcard symbol may retrieve word variants: ho ((((chieu xanh) or (dieu hanh))) or (chieu sach)) - thanh tung cua dung cong san toan cau*.