User-agent: msnbot 
Crawl-delay: 30
Disallow: /private
Disallow: /admin
Disallow: /backend
Disallow: /administrator
Disallow: /phpMyAdmin

User-agent: Slurp
Crawl-delay: 5
Disallow: /private
Disallow: /admin
Disallow: /backend
Disallow: /administrator
Disallow: /phpMyAdmin

User-agent: Googlebot
Crawl-delay: 30
Disallow: /private
Disallow: /admin
Disallow: /backend
Disallow: /administrator
Disallow: /phpMyAdmin

User-agent: Googlebot-Mobile
Crawl-delay: 30
Disallow: /private
Disallow: /admin
Disallow: /backend
Disallow: /administrator
Disallow: /phpMyAdmin

User-agent: Mediapartners-Google
Crawl-delay: 30
Disallow: /private
Disallow: /admin
Disallow: /backend
Disallow: /administrator
Disallow: /phpMyAdmin

User-agent: Googlebot-Image
Crawl-delay: 30
Disallow: /private
Disallow: /admin
Disallow: /backend
Disallow: /administrator
Disallow: /phpMyAdmin

User-agent: Adsbot-Google
Crawl-delay: 30
Disallow: /private
Disallow: /admin
Disallow: /backend
Disallow: /administrator
Disallow: /phpMyAdmin

User-agent: *
Crawl-Delay: 60
Disallow: /private
Disallow: /admin
Disallow: /backend
Disallow: /administrator
Disallow: /phpMyAdmin