Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
chieu sang » chieu sach, chieu xanh, hieu lang
binh luan » trinh luan
van cong » van dong, van phong, phan cong
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan
phan van » pham van, thanh van, tran van

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chieu tinh) or (chieu sang)) - ninh binh luan van cong dan phan van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu tinh) OR (chieu sang)) - ninh binh luan van cong dan phan van*.