Perhaps you should try some spelling variations:
chieu sach » chinh sach, chieu sang, chieu xanh
thanh dang » thanh hang, thanh dan, thanh dong
manh toan » thanh toan, anh tuan
dang cong » dung cong
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, xuan toan
toan cau » toan cao, toan ban, toan tap

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)) - ((manh toan) or (tinh toan)) thanh dang cong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (chiet tach)) - ((manh toan) OR (tinh toan)) thanh dang cong dan toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sach) OR (chiet tach)) - ((manh toan) or (tinh toan)) thanh dang cong dan toan cau".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) OR (chiet tach)) - ((manh toan) or (tinh toan)) thanh dang cong dan toan cau*.