Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
nhanh bang » nhanh lang, nhanh mang, nhanh quang
nhung cong » thong cong, hang cong, nhung don
hoc thieu » toc thieu, hoc hien
bang luan » tang luan, hang luan, dung luan
dung cong » dung trong
tran ban » tranh ban, tran van, toan ban

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 - nhanh bang luan ((nhung cong) or (dung cong)) tan tran ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - nhanh bang luan ((nhung cong) OR (dung cong)) tan tran ban.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - nhanh bang luan ((nhung cong) or (dung cong)) tan tran ban*.