Perhaps you should try some spelling variations:
chieu xanh » chieu sang, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
chieu tinh » trieu tinh, lieu tinh, chau tinh
manh tung » manh hung, thanh tung
dang cong » dung cong
tung cua » trung cua, tuong cua, dung cua
cua dang » cua cong, cua ban
cong tac » cong ty
tac toan » tap toan, tam toan, hach 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: theo ((((chieu xanh) or (chieu sach))) or (chieu tinh)) - manh tung cua dang cong tac toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((((chieu xanh) OR (chieu sach))) OR (chieu tinh)) - manh tung cua dang cong tac toan cau.
• Adding a wildcard symbol may retrieve word variants: theo ((((chieu xanh) or (chieu sach))) or (chieu tinh)) - manh tung cua dang cong tac toan cau*.