Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thong cong » trong cong, tong cong, thong thong
quang luan » quan luan, quang tuan, quang uan
cong cong » cong dong, trong cong, dung cong
anh nang » ganh nang, anh bang, anh dang
nang sua » nang suat, nang dua, nang cua

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu xanh - anh nang sua ((thong cong) or (cong cong)) quang luan van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu xanh - anh nang sua ((thong cong) OR (cong cong)) quang luan van*.