Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
chieu sach » chinh sach, chiet tach, chieu sang
thong cong » trong cong, tong cong, thong thong
hieu xanh » chieu xanh, hieu manh, hieu nganh
doanh cua » doanh luan
dung cong » dung trong
dan chon » dan chan, dan cho, dinh chon
chon tu » con tu, cho tu, choi 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: doc ((hieu xanh) OR (chieu sach)) - hanh doanh cua ((dung cong) OR (thong cong)) dan chon tu~.
• Adding a wildcard symbol may retrieve word variants: doc ((hieu xanh) or (chieu sach)) - hanh doanh cua ((dung cong) or (thong cong)) dan chon tu*.