Perhaps you should try some spelling variations:
nhanh chuong » thanh chuong, thanh huong, thanh cuong
nhanh chong » thanh cong, khanh phong
sach hoc » cach hoc, sach hoi, mach hoc
cuu tong » cuu cong, cuu tinh, huu tung
tong hoc » tuong hoc, thong hoc, trong hoc
nhan dan » phan dau, gian dan, nhan tai
te sach » toc sach
va nhan » van nhan, ca nhan, va phan
doc xa » duoc xa, hoc xa, do xa

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

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