Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
chieu xanh » chieu sang, chieu tinh, hieu manh
quan thong » quang thong, quan trong, xuan thong
canh ban » can ban, canh dan, canh van
ban quan » van quan
van tan » van tuan, van ban, van thanh
van tai » von tai, van tuan

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 (chieu xanh)) - canh ban quan thong thong ((van tan) OR (van tai)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (chieu xanh)) - canh ban quan thong thong ((van tan) OR (van tai)) ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sach) or (chieu xanh)) - canh ban quan thong thong ((van tan) OR (van tai)) ban".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) or (chieu xanh)) - canh ban quan thong thong ((van tan) OR (van tai)) ban*.