Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
mot trieu » mot chieu, mot tri, mon triet
hanh tang » hanh trang, anh tang, hanh mang
cua nhung » va nhung
30 trieu » 25 trieu
tang cua » mang cua, hang cua, tang luan
cong tap » cuong tap, cong tac, cong tan
tap doan » tap quan
doan cao » doanh cao, toan cao, doan cap

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((30 trieu) OR (mot trieu)) tinh - hanh tang cua nhung cong tap doan cao~".
• Adding a wildcard symbol may retrieve word variants: ((30 trieu) OR (mot trieu)) tinh - hanh tang cua nhung cong tap doan cao*.