Perhaps you should try some spelling variations:
thieu xanh » hieu manh, thien anh, thien danh
chieu xanh » chieu sach, chieu sang, chieu tinh
dang cong » dung cong
anh tang » anh bang, anh dang, anh nang
tang cua » mang cua, hang cua, tang luan
cua dang » cua cong, cua ban
dan than » dan chan, ban than, van than

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) OR (chieu xanh)) - anh tang cua dang cong ((dan than) or (dan gian)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (chieu xanh)) - anh tang cua dang cong ((dan than) OR (dan gian)) ban*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) OR (chieu xanh)) - anh tang cua dang cong ((dan than) or (dan gian)) ban*".