Perhaps you should try some spelling variations:
nhung cong » thong cong, hang cong, nhung don
tieu xanh » tieu danh, chieu xanh, dieu hanh
dung cong » dung trong
anh dang » anh dong, anh dung, anh bang
dang cua » dung cua, dong cua, mang cua
tap doan » tap quan
hai quan » tac quan

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 dang cua ((nhung cong) OR (dung cong)) ((tap doan) or (hai quan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - anh dang cua ((nhung cong) OR (dung cong)) ((tap doan) OR (hai quan)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - anh dang cua ((nhung cong) OR (dung cong)) ((tap doan) or (hai quan)) cau".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - anh dang cua ((nhung cong) OR (dung cong)) ((tap doan) or (hai quan)) cau*.