Perhaps you should try some spelling variations:
sach tong » sach song, sach rong, sach thuong
hoc nhanh » hoc nganh, hoc phan
nhanh hoa » nhanh hoan, thanh hoa, khanh hoa
thanh van » thanh san, thanh toan, thanh phan
tong tap » tuong tac, trong tan, cong tac
phan van » pham van, luan van, tran van
su sach » so sach, vu sach
cuu mot » cua mot, cuu mo, huu 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: su sach tong tap, nghien cuu mot hoc nhanh hoa hoc xa hoi va ((phan van) or (thanh van))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach tong tap, nghien cuu mot hoc nhanh hoa hoc xa hoi va ((phan van) OR (thanh van)).
• Adding a wildcard symbol may retrieve word variants: su sach tong tap, nghien cuu mot hoc nhanh hoa hoc xa hoi va ((phan van) or (thanh van))*.