Perhaps you should try some spelling variations:
nghien thu » nghiem thuc, nghiep thuc, nghien cuu
nhanh cong » nhanh chong, thanh cong, nganh cong
thu luong » thu huong, thu tuong, phu luong
luong hoc » duong hoc, tuong hoc, luong hoa
hoc nhanh » hoc nganh, hoc phan
sach hoi » sach doi, sach moi, cach thoi
cong hoc » dong hoc, cong hoa, cong coc
cau luan » cu luan, dau luan, khau luan
lau luan » dau luan, lap luan, khau luan
tu sach » thu sach, su sach, te sach
hoi tap » hoi dap, hoc tap, hoi tai
hoc xa » hoc ma

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 hoi tap, nghien thu luong hoc nhanh cong hoc xa hoi ((cau luan) or (lau luan)) van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach hoi tap, nghien thu luong hoc nhanh cong hoc xa hoi ((cau luan) OR (lau luan)) van.
• Adding a wildcard symbol may retrieve word variants: tu sach hoi tap, nghien thu luong hoc nhanh cong hoc xa hoi ((cau luan) or (lau luan)) van*.