Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
manh trung » manh tung, thanh trung, manh hung
hieu lang » chieu sang, hieu quang, nhieu tang
trung cua » truong cua, trung tuan, trung cap
cua trong » cua truong, cua trung, qua trong
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan cau » toan cao, toan ban, toan tap
tinh » trinh, dinh, minh

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: ho ((chieu sach) OR (((cuu tinh) OR (hieu lang)))) - manh trung cua trong cong tac toan cau~.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) or (((cuu tinh) or (hieu lang)))) - manh trung cua trong cong tac toan cau*.