Perhaps you should try some spelling variations:
nhieu tang » chieu sang, hieu lang, nhiet nang
chieu sach » chinh sach, chiet tach, chieu sang
cong thong » cong thuong, cong trong, dong thong
hanh dung » thanh dung, anh dung, hanh dong
luan cong » luat cong, luong cong, luan chung
thong van » trong van, thong va, thong quan
toan cau » toan cao, toan tap, toan tai
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((nhieu tang) or (chieu sach)) - hanh dung luan cong thong van ((toan cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((nhieu tang) OR (chieu sach)) - hanh dung luan cong thong van ((toan cau) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: ho ((nhieu tang) or (chieu sach)) - hanh dung luan cong thong van ((toan cau) or (toan ban))*.