Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thanh tung » thanh cong
khong cang » thong cong, hong bang, khong dung
hua khong » hoa khong, cua khong, hoac khong
luan phan » luan van, luan hoan
tung hua » trung hoa, cung chua, dung nhua
dan chan » dan gian, dan ca, van chat

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 - thanh tung hua khong cang ((dan chan) or (luan phan)) tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu xanh - thanh tung hua khong cang ((dan chan) OR (luan phan)) tu*.