Perhaps you should try some spelling variations:
nhanh thuong » khanh thuong, nhanh chuong, thanh thuong
thuong hoc » truong hoc, tuong hoc, thuong ho
nghien uu » nghien cuu, nghiep tu, hien uu
nghiep vu » nghiep va
hoc nhanh » hoc nganh, hoc phan
sach hoc » cach hoc, sach hoi, mach hoc
tu sach » thu sach, su sach, te sach
nhan va » nhan tai, nhan dan, nhan tao
hoc xa » hoc ma
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: tu sach hoc tap, ((nghien uu) or (nghiep vu)) hoa hoc nhanh thuong hoc xa hoi ca nhan va~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach hoc tap, ((nghien uu) OR (nghiep vu)) hoa hoc nhanh thuong hoc xa hoi ca nhan va.
• Adding a wildcard symbol may retrieve word variants: tu sach hoc tap, ((nghien uu) or (nghiep vu)) hoa hoc nhanh thuong hoc xa hoi ca nhan va*.