Perhaps you should try some spelling variations:
nhung cong » dung cong, hang cong, nhung don
thong cong » trong cong, tong cong, thong thong
doan tien » doan thien, doanh tien, toan tien
hanh dinh » thanh dinh, hinh dinh, hanh tinh
dinh thi » dinh tri
dan toan » van toan, dan than, manh toan
toan ban » van ban

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: doan tien thinh - hanh dinh thi ((nhung cong) OR (thong cong)) dan toan ban~.
• Adding a wildcard symbol may retrieve word variants: doan tien thinh - hanh dinh thi ((nhung cong) or (thong cong)) dan toan ban*.