Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
tang luan » dung luan
hang nong » thang long, han tong
tien anh » tieng anh, tien manh, dien anh
mang cua » manh cua, dung cua, ban cua
nong dan » cong dan, nong san, nguong dan
dan toan » van toan, dan than, manh toan
toan cao » toan ban, toan tap

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 (tien anh)) - anh ((tang luan) or (mang cua)) hang nong dan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (tien anh)) - anh ((tang luan) OR (mang cua)) hang nong dan toan cao.
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (tien anh)) - anh ((tang luan) or (mang cua)) hang nong dan toan cao*.