Perhaps you should try some spelling variations:
nhanh hung » thanh hung, nhanh hong, nhanh chuong
hoc nhanh » hoc nganh, hoc phan
sach hoc » cach hoc, sach hoi, mach hoc
bo sach » co sach, hoc sach
nhan va » nhan tai, nhan dan, nhan tao
mo hoc » mon hoc, co hoc
uoc xa » duoc xa, hoc xa
uoc va » nuoc va, duoc va, quoc va
hoi ca » hoi cua, hoi cac, hoi cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: bo sach hoc tap, nghien cuu mo hoc nhanh hung ((uoc xa) OR (uoc va)) hoi ca nhan va~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "bo sach hoc tap, nghien cuu mo hoc nhanh hung ((uoc xa) OR (uoc va)) hoi ca nhan va".
• Adding a wildcard symbol may retrieve word variants: bo sach hoc tap, nghien cuu mo hoc nhanh hung ((uoc xa) OR (uoc va)) hoi ca nhan va*.