Perhaps you should try some spelling variations:
chon chinh » cho chinh, thon chinh, chinh chinh
nganh nong » nganh cong
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
cong tinh » cong trinh, cong vinh, long tinh
anh bang » anh hoang, anh quang, tinh bang
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: chon chinh sach - ((nganh nong) or (anh bang)) cua nhung cong tinh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: chon chinh sach - ((nganh nong) OR (anh bang)) cua nhung cong tinh toan cau*.