Perhaps you should try some spelling variations:
nganh nong » nganh cong, ganh nang
thong cong » trong cong, tong cong, thong thong
nong suat » nang suat, cong suat, nong san
cong tan » cong tac, cong san, cong thanh
tran ban » tranh ban, tran van, toan ban
cua chu » sua chua
chu han » chu van

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

• Performing a fuzzy search may retrieve terms with similar spellings: cua chu han - nganh nong suat thong cong tan tran ban~.
• Adding a wildcard symbol may retrieve word variants: cua chu han - nganh nong suat thong cong tan tran ban*.