Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
nhung dong » nhung don, nhung cong, nhung dung
dong doanh » dung doanh, trong doanh, doanh doanh
hoc thieu » toc thieu, hoc hien
tranh van » trinh van, thanh van, tranh ban
thanh dau » thanh dat, thanh mau, thanh dan
thanh dam » thanh dat, thanh nam, thanh tam
tran van » luan van

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 - canh ((tranh van) or (tran van)) nhung dong doanh ((thanh dau) OR (thanh dam))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - canh ((tranh van) OR (tran van)) nhung dong doanh ((thanh dau) OR (thanh dam))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - canh ((tranh van) or (tran van)) nhung dong doanh ((thanh dau) OR (thanh dam))*".