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
thanh lap » thanh san, phan lap, thanh hai
ho chiet » ho chieu, ho thiet, hoc thiet
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
than cap » khan cap, thanh cac, than cua

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 tan)) ((than cap) or (thanh lap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - thanh trung dap nhung ((cong dan) OR (cong tan)) ((than cap) OR (thanh lap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chiet tach - thanh trung dap nhung ((cong dan) OR (cong tan)) ((than cap) or (thanh lap))".
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - thanh trung dap nhung ((cong dan) OR (cong tan)) ((than cap) or (thanh lap))*.