Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh hoang » thanh hoang, anh hoang, minh hoang
trong luan » truong luan, tong luan, trong quan
hoc thieu » toc thieu, hoc hien
hoang van » hang va
han trong » hanh trong, nhan trong, phan trong
van han » van hanh, van phan, van nhan

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 hoang van han trong luan van ban~.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh hoang van han trong luan van ban*.