Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, thien anh, thien danh
thanh tinh » thanh binh, nhanh tinh, than kinh
hieu manh » chieu xanh, hieu nganh, dieu hanh
bang cong » bang song, hang cong, dung cong
dang cong » dung cong
van thanh » ban thanh, van tuan
thanh ban » thanh san, thanh van, thanh bac

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc ((thieu xanh) OR (hieu manh)) - thanh tinh quang ((bang cong) or (dang cong)) van thanh ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((thieu xanh) OR (hieu manh)) - thanh tinh quang ((bang cong) OR (dang cong)) van thanh ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc ((thieu xanh) OR (hieu manh)) - thanh tinh quang ((bang cong) or (dang cong)) van thanh ban".
• Adding a wildcard symbol may retrieve word variants: toc ((thieu xanh) OR (hieu manh)) - thanh tinh quang ((bang cong) or (dang cong)) van thanh ban*.