Perhaps you should try some spelling variations:
nghien huu » nghien cuu, nguyen huu, nhiem huu
nganh cong » nhanh chong, thanh cong
hoc nganh » hoc nhanh
cham pham » kham pha, che pham, pham phap
huu dong » huy dong, luu dong, huu dung
dong hoc » dong co, dong luc
cong hoc » cong hoa, cong coc, cong ho
hoi cham » hoi chuc, hoi chu, toc cham
tu sach » thu sach, su sach, tu cach
te sach » toc sach
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: ((tu sach) OR (te sach)) hoc tap, nghien huu dong hoc nganh cong hoc xa hoi cham pham van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) OR (te sach)) hoc tap, nghien huu dong hoc nganh cong hoc xa hoi cham pham van".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) OR (te sach)) hoc tap, nghien huu dong hoc nganh cong hoc xa hoi cham pham van*.