Perhaps you should try some spelling variations:
phuong hanh » phuong thanh, phuong anh, phuong danh
san phuong » van phuong, dan phuong, lan phuong
hanh dung » thanh dung, anh dung, hanh dong
ho chieu » theo chieu, hoc thieu, mot chieu
luan san » luan van, luan hoan, luan phan
hanh van » thanh van, khanh van, hanh va

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (toc thieu)) sang - hanh dung luan san phuong hanh van ban~.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (toc thieu)) sang - hanh dung luan san phuong hanh van ban*.