User-agent: Mediapartners-Google
Disallow:

User-agent: Googlebot
Crawl-delay: 100
Disallow: 

User-agent: Slurp
Crawl-delay: 100
Disallow:

User-agent: Yahoo-NewsCrawler
Disallow:

User-Agent: msnbot
Crawl-delay: 100
Disallow:

User-Agent: BLEXBot
Disallow: /

User-agent: *
Crawl-delay: 100
Disallow:

User-Agent: dobot
Disallow: /