Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
truong van » trong van, truong va, truong dai
hoc thieu » toc thieu, hoc hien
tang luan » dung luan
tuong van » trong van, duong van, thong van
tang cua » mang cua, hang cua, thong cua
tuan cu » tuan tu, quan cua, tuan thu

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 - hanh ((tang cua) OR (tang luan)) nhung ((tuong van) or (truong van)) tuan cu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh ((tang cua) OR (tang luan)) nhung ((tuong van) OR (truong van)) tuan cu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - hanh ((tang cua) OR (tang luan)) nhung ((tuong van) or (truong van)) tuan cu".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh ((tang cua) OR (tang luan)) nhung ((tuong van) or (truong van)) tuan cu*.