Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thanh tung » thanh cong
thong cong » trong cong, tong cong, thong thong
hoc thieu » toc thieu, hoc hien
hang cong » dang cong, hang nong, bang cong
van than » van thanh, van thang, van tuan
than man » than ma, thanh san, tran manh

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu xanh - ((thanh trung) OR (thanh tung)) cua ((hang cong) or (thong cong)) van than man~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((thanh trung) OR (thanh tung)) cua ((hang cong) OR (thong cong)) van than man.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - ((thanh trung) OR (thanh tung)) cua ((hang cong) or (thong cong)) van than man".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((thanh trung) OR (thanh tung)) cua ((hang cong) or (thong cong)) van than man*.