Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
chieu xanh » chieu sang, chieu tinh, hieu manh
cua thong » cua thuong, cua tong, suat thong
cua khong » hua khong, cua phuong, cua thuong
canh ban » can ban, canh dan, canh van
quan tan » quan tai, quan van, quai tan
tan ban » toan ban, tang ban, van ban

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 ((cua thong) or (cua khong)) thong quan tan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (chieu xanh)) - canh ban ((cua thong) OR (cua khong)) thong quan tan ban.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) or (chieu xanh)) - canh ban ((cua thong) or (cua khong)) thong quan tan ban*.