Perhaps you should try some spelling variations:
chieu sach » chinh sach, chieu sang, chieu xanh
thanh tinh » thanh binh, than kinh, hanh trinh
nhanh tinh » nhanh thanh, hanh trinh, nhan sinh
chat thanh » phat thanh, chot thanh, thuat thanh
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan tap » toan 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 (chiet tach)) - ((thanh tinh) OR (nhanh tinh)) chat thanh cong san toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (chiet tach)) - ((thanh tinh) OR (nhanh tinh)) chat thanh cong san toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sach) or (chiet tach)) - ((thanh tinh) OR (nhanh tinh)) chat thanh cong san toan tap".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) or (chiet tach)) - ((thanh tinh) OR (nhanh tinh)) chat thanh cong san toan tap*.