User-agent: TurnitinBot
Disallow: /

User-agent: psbot
Disallow: /

User-agent: grub-client
Disallow: /

User-agent: IconSurf
Disallow: /

User-agent: Googlebot-Image
Disallow: /

User-agent: baiduspider
Disallow: /

User-agent: yandex
Disallow: /

User-agent: *
Crawl-Delay: 5