Perhaps you should try some spelling variations:
duong cong » dung cong, luong cong, duong trong
hoc thien » hoc thieu, hoc thiet, hoc tien
hanh luan » khanh luan, hang luan, hanh luat
van duong » van dong, van dung, van phong
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc thien) OR (hoc hien)) thanh - hanh luan van duong cong dan phan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc thien) OR (hoc hien)) thanh - hanh luan van duong cong dan phan cau".
• Adding a wildcard symbol may retrieve word variants: ((hoc thien) OR (hoc hien)) thanh - hanh luan van duong cong dan phan cau*.