Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
cong doanh » cong danh, cong doan, dong doanh
tieu xanh » tieu danh, chieu xanh, dieu hanh
nhan dang » nhan dan, phan dang, tran dang
chua dong » cua dong, ha dong, huy dong
dong cong » duong cong, dung cong, dang cong
doanh van » doan van, doanh va, doanh 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: theo tieu xanh - ((hanh trinh) OR (nhan dang)) chua dong cong doanh van thu~.
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - ((hanh trinh) or (nhan dang)) chua dong cong doanh van thu*.