Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
nhanh lang » nhanh quang, nhanh thang, nhan dang
chua dong » cua dong, huy dong, hoa dong
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cau » toan cao, toan ban, toan tap
ha dong » hoat dong, van dong

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 - nhanh lang ((chua dong) OR (ha dong)) cong dan toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu sach - nhanh lang ((chua dong) OR (ha dong)) cong dan toan cau".
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - nhanh lang ((chua dong) OR (ha dong)) cong dan toan cau*.