Perhaps you should try some spelling variations:
chiet tach » chieu sach
nang hang » nang sang, hang hang, cang thang
ho chiet » ho chieu, ho thiet, hoc thiet
va trong » va truong, va thong, va tuong
cong tan » cong san, cong thanh, cong ty
cong tac » cong ty
van cau » van dau, van hau, van chat

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chiet tach - nang hang va trong ((cong tan) OR (cong tac)) van cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chiet tach - nang hang va trong ((cong tan) OR (cong tac)) van cau".
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - nang hang va trong ((cong tan) OR (cong tac)) van cau*.