Perhaps you should try some spelling variations:
tieu xanh » tieu danh, chieu xanh, dieu hanh
anh tang » anh bang, anh dang, anh nang
tang cua » mang cua, hang cua, tang luan
cua dong » chua dong, cua cong, cua dang
cong tap » cuong tap, cong tan, tong tap
cong tac » cong ty
doan cau » toan cau, doan dau, doan cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu xanh - anh tang cua dong ((cong tap) or (cong tac)) doan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - anh tang cua dong ((cong tap) OR (cong tac)) doan cau.
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - anh tang cua dong ((cong tap) or (cong tac)) doan cau*.