Perhaps you should try some spelling variations:
nganh nong » nganh cong
hoc nganh » hoc nhanh
danh nhan » doanh nhan, thanh nhan, benh nhan
nhan van » nhan dan, nhan va, phan van
hai danh » thai danh, hai anh, hai dang
nong hoc » nang hoc, nong thon, duong hoc
dong hoc » dong co, dong luc
cach hoc » cach thuc, cach thoi, dich hoc
cuu dong » cuu cong, cuu tong, cuu long
sach hoi » sach doi, sach moi, cach thoi
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 ((cach hoc) or (sach hoi)) tap, nghien cuu dong hoc nganh nong hoc xa hai danh nhan van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((cach hoc) OR (sach hoi)) tap, nghien cuu dong hoc nganh nong hoc xa hai danh nhan van.
• Adding a wildcard symbol may retrieve word variants: tu ((cach hoc) or (sach hoi)) tap, nghien cuu dong hoc nganh nong hoc xa hai danh nhan van*.