Perhaps you should try some spelling variations:
hoc thieu » hoc hien
hanh dung » thanh dung, anh dung, hanh dong
dung phan » dung nhan, dung ha, dung ngan
phan cong » thanh cong
cong dung » cuong dung, cong dong, cong luong
van tan » van tuan, van ban, van tai
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: ((toc thieu) or (hoc thieu)) tach - hanh dung phan cong dung luan van tan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((toc thieu) OR (hoc thieu)) tach - hanh dung phan cong dung luan van tan.
• Adding a wildcard symbol may retrieve word variants: ((toc thieu) or (hoc thieu)) tach - hanh dung phan cong dung luan van tan*.