Perhaps you should try some spelling variations:
hanh tang » hanh trang, anh tang, hanh mang
tang luan » dung luan
luan cong » luat cong, luong cong, luan chung
cong nong » cong dong, cong cong, cong trong
theo chu » theo chieu, cho chu, chao chu
chu manh » ho manh, chu han, chu van
nong dan » cong dan, nong san, nguong dan
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: theo chu manh - hanh tang luan cong nong dan ((toan cau) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu manh - hanh tang luan cong nong dan ((toan cau) OR (van ban)).
• Adding a wildcard symbol may retrieve word variants: theo chu manh - hanh tang luan cong nong dan ((toan cau) or (van ban))*.