User-agent: Googlebot
Disallow: 

User-agent: Yandex
Disallow: 

User-agent: StackRambler
Disallow: 

User-agent: Googlebot-Image
Disallow: 

User-agent: Googlebot-Mobile
Disallow: 

User-agent: MSNBot
Disallow: 

User-agent: psbot
Disallow: 

User-agent: PSBot
Disallow: 

User-agent: Aport
Disallow: 

User-agent: Slurp
Disallow: 

User-agent: Yahoo-MMCrawler
Disallow: 

User-agent: yahoo-blogs/v3_9
Disallow: 

User-agent: teoma
Disallow: 

User-agent: Scrubby
Disallow: 

User-agent: ia_archiver
Disallow: