Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
thanh luan » tranh luan, thanh xuan, thanh tuan
duong cong » dung cong, luong cong, duong trong
van duong » van dong, van dung, van phong
ho chieu » theo chieu, hoc thieu, mot chieu
cong dan » cong san, cong tan, huong dan
khan cap » khan ap, than cap, khoan cam
phan cam » phan cac, phan cau, khoan cam

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 tinh - thanh luan van duong cong dan ((khan cap) OR (phan cam))~.
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - thanh luan van duong cong dan ((khan cap) or (phan cam))*.