Perhaps you should try some spelling variations:
nganh nong » nganh cong
cuu luong » cuu long, cu luong, cuu tuong
luong luc » luong duc, luong suc, luong cuoc
luc nganh » luc ngan, chuc nganh, luat nganh
thanh van » thanh san, thanh toan, thanh phan
thanh hoa » thanh pho
dich hoc » sinh hoc, hinh hoc, tinh hoc
nong hoc » dong hoc, nang hoc, nong thon
tu dich » te dich, chu dich, hut dich
hai van » thai van, ha van, hai tan
hoc xa » hoc ma
xa hai » xa thai, xua hai, xa hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu dich hoc tap, nghien cuu luong luc nganh nong hoc xa hai van ((thanh van) or (thanh hoa))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu dich hoc tap, nghien cuu luong luc nganh nong hoc xa hai van ((thanh van) OR (thanh hoa)).
• Adding a wildcard symbol may retrieve word variants: tu dich hoc tap, nghien cuu luong luc nganh nong hoc xa hai van ((thanh van) or (thanh hoa))*.