Perhaps you should try some spelling variations:
thanh trung » thanh tung
chiet tach » chieu sach
trung dap » trung cap, trung dai, trung dam
dap nhung » vap nhung, va nhung, dap ung
ho chiet » ho chieu, ho thiet, hoc thiet
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
than cap » thanh lap, thanh cac, than cua
khan cap » khan ap, khoan cam, phan cac

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 - thanh trung dap nhung ((cong dan) or (cong san)) ((than cap) or (khan cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - thanh trung dap nhung ((cong dan) OR (cong san)) ((than cap) OR (khan cap)).
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - thanh trung dap nhung ((cong dan) or (cong san)) ((than cap) or (khan cap))*.