Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
canh manh » lanh manh, cach mang, van manh
chua dong » cua dong, ha dong, hoa dong
nguon van » nguon von, nguoi van, nguyen van
ho chieu » theo chieu, hoc thieu, doi chieu
huy dong » ha dong
ban cau » bang cau, ban can, van cau

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 - ((canh manh) or (canh tranh)) ((chua dong) or (huy dong)) nguon van ban cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - ((canh manh) OR (canh tranh)) ((chua dong) OR (huy dong)) nguon van ban cau.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - ((canh manh) or (canh tranh)) ((chua dong) or (huy dong)) nguon van ban cau*.