Perhaps you should try some spelling variations:
hoc nhanh » hoc phan
thong hoc » thuong hoc, tuong hoc, thong hoa
sach hoi » sach doi, sach moi, cach thoi
nhan tai » hang tai, van tai, toan tai
te sach » toc sach
hoi tap » hoi dap, hoc tap, hoi tai
cuu mot » cua mot, cuu mo, huu mot
va nhan » van nhan, ca nhan, va phan
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: te sach hoi tap, nghien cuu mot ((hoc nhanh) or (hoc nganh)) thong hoc ma hoi va nhan tai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach hoi tap, nghien cuu mot ((hoc nhanh) OR (hoc nganh)) thong hoc ma hoi va nhan tai.
• Adding a wildcard symbol may retrieve word variants: te sach hoi tap, nghien cuu mot ((hoc nhanh) or (hoc nganh)) thong hoc ma hoi va nhan tai*.