Perhaps you should try some spelling variations:
tieu xanh » tieu danh, chieu xanh, dieu hanh
hanh tang » hanh trang, anh tang, hanh mang
tang luan » dung luan
hang cong » dang cong, bang cong, thanh cong
hang nong » thang long, han tong
tan than » tan thanh, tan tran, tam than
ban than » ban thanh, van thanh, ban hang

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 tang luan ((hang cong) OR (hang nong)) ((tan than) OR (ban than)) ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - hanh tang luan ((hang cong) OR (hang nong)) ((tan than) or (ban than)) ban~".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - hanh tang luan ((hang cong) OR (hang nong)) ((tan than) or (ban than)) ban*.