Perhaps you should try some spelling variations:
nhung luan » nhung lan, chung luan, khung luan
luong tiet » luong thiet, luong tien, luong thien
luong viet » thuong viet, truong viet, nguong viet
quang yen » hung yen, quan den
ky nhung » my nhung, ty nhung, kim nhung
van chat » cao chat
ke quang » khe quang, le quang, ke quan

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

• Performing a fuzzy search may retrieve terms with similar spellings: cong trinh ky nhung luan van chat ((luong tiet) OR (luong viet)) ke quang yen~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "cong trinh ky nhung luan van chat ((luong tiet) OR (luong viet)) ke quang yen".
• Adding a wildcard symbol may retrieve word variants: cong trinh ky nhung luan van chat ((luong tiet) OR (luong viet)) ke quang yen*.