Perhaps you should try some spelling variations:
nhanh cong » nhanh chong, thanh cong, nganh cong
cong thuoc » cong thuc, dong thuoc, long thuoc
hoc nhanh » hoc nganh, hoc phan
thuoc xa » thuoc ma, thuoc va, thuoc la
phap van » pham van, phan van, phap han
su sach » so sach, vu sach
cuu mon » cuu mo, cuu mot, cuu cong
mon hoc » toan hoc, dong hoc
va phap » va phat, ban phap

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ((hoi dap) or (hoc tap)), nghien cuu mon hoc nhanh cong thuoc xa hoi va phap van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((hoi dap) OR (hoc tap)), nghien cuu mon hoc nhanh cong thuoc xa hoi va phap van.
• Adding a wildcard symbol may retrieve word variants: su sach ((hoi dap) or (hoc tap)), nghien cuu mon hoc nhanh cong thuoc xa hoi va phap van*.