Perhaps you should try some spelling variations:
hieu manh » chieu xanh, hieu nganh, dieu hanh
tranh cua » doanh cua, manh cua
cong nong » cong dong, cong cong, cong trong
hoc hieu » hoc thieu, hoc hien, doc hieu
nong dan » cong dan, nong san, nguong dan
dan phan » doan phan, dan chan, van phan
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hieu manh - canh tranh cua cong nong dan phan cau~.
• Adding a wildcard symbol may retrieve word variants: hoc hieu manh - canh tranh cua cong nong dan phan cau*.