Perhaps you should try some spelling variations:
nganh nong » nganh cong
nong thoi » nong thon, nong thi, trong thoi
hoc nganh » hoc nhanh
phan van » pham van, thanh van, luan van
dau phan » dam phan, cau phan, dan phan
sach moi » sach hoi, bach mai, sach bai
hieu mot » thieu mot, hieu moi, hieu so
sach doi » sach hoi, sach dao, sach bai
hoa dau » hoa dan, hoa dai, hoa dam
thoi xa » thoi xua, thi xa, thoi va
mot hoc » mon hoc, mo hoc, mot goc
xa hoa » xa khoa, 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: tu ((sach doi) OR (sach moi)) dap, nghe hieu mot hoc nganh nong thoi xa hoa dau phan van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach doi) OR (sach moi)) dap, nghe hieu mot hoc nganh nong thoi xa hoa dau phan van".
• Adding a wildcard symbol may retrieve word variants: tu ((sach doi) OR (sach moi)) dap, nghe hieu mot hoc nganh nong thoi xa hoa dau phan van*.