Perhaps you should try some spelling variations:
toc thien » toc thieu, duoc thien, thom thien
ton thien » hoan thien, toan thiet, doan thien
thanh tra » thanh toan, thanh hoa
tra tran » tra trinh, thai tran, toan tran
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((toc thien) OR (ton thien)) danh - thanh tra tran quang ((cong dan) or (cong tan)) than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((toc thien) OR (ton thien)) danh - thanh tra tran quang ((cong dan) OR (cong tan)) than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((toc thien) OR (ton thien)) danh - thanh tra tran quang ((cong dan) or (cong tan)) than cau".
• Adding a wildcard symbol may retrieve word variants: ((toc thien) OR (ton thien)) danh - thanh tra tran quang ((cong dan) or (cong tan)) than cau*.