Perhaps you should try some spelling variations:
thanh xuong » thanh huong, thanh cuong, thanh duong
chiet tach » chieu sach
cong thanh » dong thanh, cong trinh, cong tan
xuong dap » xuong dan, huong dan, xuong nau
dap thong » phap thong, khap thong, va thong
cong tuan » cong tan, cong luan, cong quang
thanh lap » thanh san, phan lap, thanh hai

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

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