Perhaps you should try some spelling variations:
nhanh chong » thanh cong, khanh phong
hoc nhanh » hoc nganh, hoc phan
chong doc » chong dich, chon loc, hong duc
sach hoc » cach hoc, sach hoi, mach hoc
nhan dan » phan dau, gian dan, nhan tai
tu sach » thu sach, su sach, te sach
hoi van » hoi dan, hai van, hoi han
mo hoc » mon hoc, co hoc
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: tu sach hoc tap, nghien cuu mo hoc nhanh chong doc xa ((hoi van) or (hoi va)) nhan dan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach hoc tap, nghien cuu mo hoc nhanh chong doc xa ((hoi van) OR (hoi va)) nhan dan.
• Adding a wildcard symbol may retrieve word variants: tu sach hoc tap, nghien cuu mo hoc nhanh chong doc xa ((hoi van) or (hoi va)) nhan dan*.