Perhaps you should try some spelling variations:
nghien huu » nghien cuu, nguyen huu, nhiem huu
phap khoa » pham khoa, phap hoan, hop khoa
thanh van » thanh san, thanh toan, thanh phan
dich hoc » sinh hoc, hinh hoc, tinh hoc
hoc phap » hoc phan, hoc phat, hoc pho
khoa hoc » hoa hoc
hoi luan » hoa luan, hoc luan, khoa luan
phan van » pham van, luan van, tran van
te dich » ve dich, tam dich, tap dich
huu mot » cuu mot, huy mot, hieu mot
mot hoc » mon hoc, mo hoc, mot goc
hoc xa » hoc ma

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

• Performing a fuzzy search may retrieve terms with similar spellings: te dich hoc tap, nghien huu mot hoc phap khoa hoc xa hoi luan ((phan van) OR (thanh van))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te dich hoc tap, nghien huu mot hoc phap khoa hoc xa hoi luan ((phan van) OR (thanh van))".
• Adding a wildcard symbol may retrieve word variants: te dich hoc tap, nghien huu mot hoc phap khoa hoc xa hoi luan ((phan van) OR (thanh van))*.