Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sach » chieu sang, chieu xanh, hieu cach
trung tuan » trung thanh, trung tam, tran tuan
tuan trong » thuan trong, quan trong, tran trong
cong dan » cong san, cong tan, huong dan
dan khan » dan khanh, dan chan, dan than
khan dam » thanh dam, chang dam, khanh nam

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((((chieu sach) OR (chiet tach))) or (chinh sach)) - thanh trung tuan trong cong dan khan dam~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((((chieu sach) OR (chiet tach))) OR (chinh sach)) - thanh trung tuan trong cong dan khan dam.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((((chieu sach) OR (chiet tach))) or (chinh sach)) - thanh trung tuan trong cong dan khan dam".
• Adding a wildcard symbol may retrieve word variants: ho ((((chieu sach) OR (chiet tach))) or (chinh sach)) - thanh trung tuan trong cong dan khan dam*.