Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
tranh chua » tranh cua, trinh chuan, tranh chap
chua dang » cua dang, chua dong, chua nang
dang cong » dung cong
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh 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 (trieu tinh)) - canh tranh chua dang cong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (trieu tinh)) - canh tranh chua dang cong dan toan cau.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) or (trieu tinh)) - canh tranh chua dang cong dan toan cau*.