Perhaps you should try some spelling variations:
cuu thong » cuu thuong, cuu tong, cuu chong
thong hoc » thuong hoc, tuong hoc, thong hoa
chong hoc » chung hoc, chong doc, thuong hoc
sach hoc » cach hoc, sach hoi, mach hoc
hoc phan » hoc dan, hoc pho
dang duc » dang quoc, dao duc, dang su
nhan dan » phan dau, gian dan, nhan tai
su sach » so sach, vu sach
va nhan » van nhan, ca nhan, va phan

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 hoc tap, nghien cuu thong hoc phan ((chong hoc) or (dang duc)) xa hoi va nhan dan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach hoc tap, nghien cuu thong hoc phan ((chong hoc) OR (dang duc)) xa hoi va nhan dan.
• Adding a wildcard symbol may retrieve word variants: su sach hoc tap, nghien cuu thong hoc phan ((chong hoc) or (dang duc)) xa hoi va nhan dan*.