Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chieu sang » chieu sach, chieu xanh, hieu lang
tieu sang » tieu dung, tinh sang, lieu nang
tiem nang » tin nang, tich nang
hanh dung » thanh dung, anh dung, hanh dong
cua nhung » va nhung
dung cua » dung luan, dung cho
cong san » cong tac
san than » sang than, san thanh, ban than
than cao » toan cao, thai cao, than cap

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: theo ((((tieu sang) OR (chieu sang))) OR (tiem nang)) - hanh dung cua nhung cong san than cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((((tieu sang) OR (chieu sang))) or (tiem nang)) - hanh dung cua nhung cong san than cao~".
• Adding a wildcard symbol may retrieve word variants: theo ((((tieu sang) OR (chieu sang))) or (tiem nang)) - hanh dung cua nhung cong san than cao*.