Perhaps you should try some spelling variations:
nganh nong » nganh cong
nong thuoc » dong thuoc, long thuoc, khong thuoc
luc nganh » luc ngan, chuc nganh, luat nganh
danh nhan » doanh nhan, thanh nhan, benh nhan
sach hoc » cach hoc, mach hoc, sach duoc
sach hoi » sach doi, sach moi, cach thoi
cuu cong » cua cong, thu cong, cac cong
cong luc » dong luc, cong suc, cong duc
thuoc xa » thuoc ma, thuoc va, thuoc la
hoi danh » hop danh, hoi dan, hoc danh
nhan van » nhan dan, nhan va, phan van

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

• If you are trying to use Boolean operators, they must be ALL CAPS: co ((sach hoc) OR (sach hoi)) tap, nghien cuu cong luc nganh nong thuoc xa hoi danh nhan van~.
• Adding a wildcard symbol may retrieve word variants: co ((sach hoc) or (sach hoi)) tap, nghien cuu cong luc nganh nong thuoc xa hoi danh nhan van*.