Perhaps you should try some spelling variations:
thuoc sach » hoc sach, nuoc sach, thuat sach
nhanh cong » nhanh chong, thanh cong, nganh cong
hoc nhanh » hoc nganh, hoc phan
thu sach » tu sach, thuat sach, thu hoach
cong coc » cong cuoc, cong cac, cong co
nhan van » nhan dan, nhan va, phan van
cuu mon » cuu mo, cuu mot, cuu cong
mon hoc » toan hoc, dong hoc
va nhan » van nhan, ca nhan, va phan
coc xa » hoc xa, cac xa, coc ha

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

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