Perhaps you should try some spelling variations:
nganh khong » nganh cong, nhanh chong, nganh khoa
luong khoi » luong khoa, luong khong, luong thi
nganh nong » nganh cong
nghien cu » nghien cuu, nghiep cua, nghiep cau
thanh van » thanh san, thanh toan, thanh phan
sach hoc » cach hoc, sach hoi, mach hoc
cu luong » cat luong, huy luong, do luong
va thanh » gia thanh, ban thanh, va tinh
vu sach » vu bach, su sach, vu khach
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: vu sach hoc tap, nghien cu luong khoi ((nganh khong) OR (nganh nong)) hoc xa hoi va thanh van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach hoc tap, nghien cu luong khoi ((nganh khong) OR (nganh nong)) hoc xa hoi va thanh van".
• Adding a wildcard symbol may retrieve word variants: vu sach hoc tap, nghien cu luong khoi ((nganh khong) OR (nganh nong)) hoc xa hoi va thanh van*.