Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
nganh nong » nganh cong
hoc nganh » hoc nhanh
nong hoc » dong hoc, nang hoc, nong thon
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
ma hoi » mai hoi, xa hoi, ma hoa

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

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