Perhaps you should try some spelling variations:
luan chung » luan chinh
chung dung » nhung dung, cung dung, phung dung
thinh dan » thinh doan, trinh dan, hinh dan
dung data » dung dat, dung dan, dung danh
data phan » dam phan, sat phan, vat phan
ho chieu » theo chieu, hoc thieu, mot chieu
dan luan » doanh luan, dung luan, tang luan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (toc thieu)) sang - thinh dan luan chung dung data phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (toc thieu)) sang - thinh dan luan chung dung data phan tu.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (toc thieu)) sang - thinh dan luan chung dung data phan tu*.