User-agent: Baiduspider
Allow: /
Disallow: /private/

User-agent: Sogou
Allow: /
Disallow: /private/

User-agent: 360Spider
Allow: /
Disallow: /private/

User-agent: MSNBOT
Allow: /
Disallow: /private/

User-agent: Googlebot
Allow: /
Disallow: /private/

User-agent: *
Disallow: /