Perhaps you should try some spelling variations:
doanh doanh » toan doanh, doanh hoan, doanh thanh
hanh doanh » hang doanh, chinh doanh, kinh doanh
thong cong » trong cong, tong cong, thong thong
hieu manh » chieu xanh, hieu nganh, dieu hanh
chau tinh » cuu tinh, ha tinh, cua tinh
cua thong » cua thuong, cua khong, cua tong
cong sat » cong suat, cong san, cong hat
sat phan » sat nhan, vat phan, xuat phan
phan cau » phan dau, phan cac, phan tu

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: doi ((hieu manh) OR (chau tinh)) - ((hanh doanh) OR (doanh doanh)) cua thong cong sat phan cau~.
• Adding a wildcard symbol may retrieve word variants: doi ((hieu manh) or (chau tinh)) - ((hanh doanh) or (doanh doanh)) cua thong cong sat phan cau*.