Perhaps you should try some spelling variations:
thanh dung » thanh duong, thanh tung, thanh hung
quang dung » quang trung, ung dung, cuong dung
doi chieu » doc hieu, doi chi, mot chieu
dan quang » dang quang, doan quang, van quang
luan phan » luan van, luan hoan
dung dan » dung dat, dung san, tung dan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) or (toc thieu)) tinh - thanh dung dan quang dung luan phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (toc thieu)) tinh - thanh dung dan quang dung luan phan tu*.