Perhaps you should try some spelling variations:
luan phan » luan van, luan hoan
phan cong » thanh cong
cong pham » cong phan, chong phap, cong ha
pham phan » phap phan, pham phap, pham nhan
doc hieu » hoc thieu, hoc hien
han dung » chan dung, han duong, hanh dung
phan lap » phan dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doc hieu) or (toc thieu)) sang - han dung luan phan cong pham phan lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (toc thieu)) sang - han dung luan phan cong pham phan lap.
• Adding a wildcard symbol may retrieve word variants: ((doc hieu) or (toc thieu)) sang - han dung luan phan cong pham phan lap*.