Disallow: / 
User-agent: TwengaBot/2.0
Disallow: / 
User-agent:  3GSE bot Internet Research Institute UK, http://iri-uk.com
Disallow: / 
User-agent:  HTTP/1.1. http_user_agent, panscient.com
Disallow: / 
User-agent:  panscient.com
Disallow: / 
User-agent: yandex bot
Disallow: / 
User-agent: TwengaBot/2.0
Disallow: /

# Disallow ALL bots from these directories and all their child objects
User-agent: *
Disallow: /css
Disallow: /cgi-bin
Disallow: /error_docs
Disallow: /images
Disallow: /js
Disallow: /somedir
Disallow: /somedir