Perhaps you should try some spelling variations:
nhanh thang » nhanh thanh, nhanh quang, hanh trang
thang thuoc » khang thuoc, dang thuoc, thanh phuoc
thuat sach » thuat lanh, thuat san
hoc nhanh » hoc nganh, hoc phan
sach hoc » cach hoc, sach hoi, mach hoc
cuu dong » cuu cong, cuu tong, cuu long
dong hoc » dong co, dong luc
thuoc ma » hoc ma, duoc ma
nhan dan » phan dau, gian dan, nhan tai
nhan tao » nhan tai
ma hoi » mai hoi, xa hoi, ma hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuat sach hoc tap, nghien cuu dong hoc nhanh thang thuoc ma hoi va ((nhan dan) or (nhan tao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat sach hoc tap, nghien cuu dong hoc nhanh thang thuoc ma hoi va ((nhan dan) OR (nhan tao)).
• Adding a wildcard symbol may retrieve word variants: thuat sach hoc tap, nghien cuu dong hoc nhanh thang thuoc ma hoi va ((nhan dan) or (nhan tao))*.