User-agent: yeti
Disallow: /

User-Agent: Twiceler
Disallow: /

User-agent: baiduspider
Disallow: /

User-agent: MJ12bot
Disallow: /

User-agent: TurnitinBot
Disallow: /

User-agent: dotbot
Disallow: /

User-agent: Tagoobot
Disallow: /