User-agent: Google
Disallow:

User-Agent: Googlebot
Disallow:

User-Agent: AdsBot-Google
Disallow:

User-agent: Mediapartners-Google
Disallow:

User-Agent: Mediapartners (Googlebot)
Disallow:

User-agent: Googlebot-Mobile
Disallow:

User-agent: Googlebot-Image
Disallow:

User-agent: AdsBot-Google-Mobile-Apps
Disallow:

User-agent: Googlebot-Video (Googlebot)
Disallow:

User-agent: Yahoo! Slurp
Disallow:

User-Agent: Slurp
Disallow:

User-Agent: bingbot
Disallow:

User-Agent: bing
Disallow:

User-agent: MSNBot
Disallow:

User-agent: *
Disallow: /