Perhaps you should try some spelling variations:
trong luan » truong luan, tong luan, trong quan
hoc thieu » toc thieu, hoc hien
tranh cua » doanh cua, manh cua
luan phan » luan van, luan hoan
theo chu » theo chieu, cho chu, chao chu
cua dung » cua dang, cua dong, qua dung
phan cac » nhan cach, phan dau, phan lap

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: ((hoc thieu) OR (theo chu)) xanh - canh tranh cua dung trong luan phan cac~.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (theo chu)) xanh - canh tranh cua dung trong luan phan cac*.