Perhaps you should try some spelling variations:
doi chieu » doc hieu, doi chi, mot chieu
hanh dung » thanh dung, anh dung, hanh dong
cong nhat » cong nhan, cong ha, cong suat
nhat phan » thuat phan, nhat ban, phap phan
van cong » van dong, van phong, phan cong
phan lap » phan dau
luan » quan, lan

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)) sang - hanh dung luan van cong nhat phan lap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) OR (toc thieu)) sang - hanh dung luan van cong nhat phan lap".
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) OR (toc thieu)) sang - hanh dung luan van cong nhat phan lap*.