Perhaps you should try some spelling variations:
nhanh thong » nhanh chong, nhanh thang, nhan thong
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
cua phuong » cuc phuong, luan phuong, xuan phuong
cuu phuong » cac phuong, thu phuong
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.

• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - nhanh thong ((cua phuong) OR (cuu phuong)) cong dan toan cau~.
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - nhanh thong ((cua phuong) or (cuu phuong)) cong dan toan cau*.