User-agent:  Baiduspider
Disallow: /mydoc
Disallow: /topic
Allow: /

User-Agent: Googlebot
Disallow: /mydoc
Disallow: /topic
Allow: /

User-agent: Bingbot
Disallow: /mydoc
Disallow: /topic
Allow: /

User-agent: bingbot
Disallow: /mydoc
Disallow: /topic
Allow: /

User-Agent: 360Spider
Disallow: /mydoc
Disallow: /topic
Allow: /

User-Agent: Sogouspider
Disallow: /mydoc
Disallow: /topic
Allow: /

User-Agent: Sogou web spider
Disallow: /mydoc
Disallow: /topic
Allow: /

User-Agent: Sogou wap spider
Disallow: /mydoc
Disallow: /topic
Allow: /

User-Agent: Sogou News Spider
Disallow: /mydoc
Disallow: /topic
Allow: /

User-Agent: Yisouspider
Disallow: /mydoc
Disallow: /topic
Allow: /

User-Agent: Bytespider
Disallow: /mydoc
Disallow: /topic
Allow: /

User-agent: *
Disallow: /