Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
tieu xanh » tieu danh, chieu xanh, dieu hanh
cuong tap » luong tap, cong tac, luong tai
doanh cua » doanh luan
trinh va » trinh van, trinh vat, trinh ve
va thong » va thuong, va phuong, he thong
cong tap » cong tac, tong tap, con tap
cong tan » cong tac, cong san, cong thanh

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 xanh - hanh trinh va thong ((((cong tap) OR (cuong tap))) OR (cong tan)) doanh cua~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - hanh trinh va thong ((((cong tap) OR (cuong tap))) or (cong tan)) doanh cua~".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - hanh trinh va thong ((((cong tap) OR (cuong tap))) or (cong tan)) doanh cua*.