Perhaps you should try some spelling variations:
chieu sach » chinh sach, chieu sang, chieu xanh
ganh nang » anh nang, nganh nong, van nang
dang cong » dung cong
nang cua » mang cua, hang cua, nang dua
cua dang » cua cong, cua ban
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan 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: theo ((chieu sach) OR (chiet tach)) - ganh nang cua dang cong dan toan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu sach) OR (chiet tach)) - ganh nang cua dang cong dan toan ban".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sach) OR (chiet tach)) - ganh nang cua dang cong dan toan ban*.