Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chieu sang » chieu sach, chieu xanh, hieu lang
hieu manh » chieu xanh, hieu nganh, dieu hanh
tranh cua » doanh cua, manh cua
cua nhung » va nhung
cong tac » cong ty
tac phat » tac pham, tam phat, tan phat
phat cau » phan cau, pha cau, phap cau

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 sang) OR (hieu manh)) - canh tranh cua nhung cong tac phat cau~.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sang) or (hieu manh)) - canh tranh cua nhung cong tac phat cau*.