Perhaps you should try some spelling variations:
nhung cong » dung cong, hang cong, nhung don
thong cong » trong cong, tong cong, thong thong
hanh tang » hanh trang, anh tang, hanh mang
tang luan » dung luan
phan dau » phan tu, hang dau
toan ban » van ban
ho chuc » hoi chuc, hoc chuc, ho chua

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

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