Perhaps you should try some spelling variations:
tieu xanh » tieu danh, chieu xanh, dieu hanh
thong cua » thong quan, thong tu, huong cua
tang luan » dung luan
bang cong » dang cong, bang song, hang cong
cong van » cong vang, cong san, song van
van than » van thanh, van thang, van tuan
than cau » toan cau, phan cau, than 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 - hanh ((thong cua) or (tang luan)) bang cong van than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - hanh ((thong cua) OR (tang luan)) bang cong van than cau.
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - hanh ((thong cua) or (tang luan)) bang cong van than cau*.