User-agent: * 
Disallow: /index.php?
Disallow: /administrator/
Disallow: /cache/
Disallow: /components/
Disallow: /editor/
Disallow: /help/
Disallow: /includes/
Disallow: /language/
Disallow: /mambots/
Disallow: /media/
Disallow: /modules/
Disallow: /templates/
Disallow: /installation/
Disallow: /component/
Disallow: /content/
Disallow: /component/option,com_registration/Itemid,0/task,lostPassword/ 
Disallow: /component/option,com_registration/Itemid,0/task,register/

User-Agent: Googlebot
Disallow: /index.php?
Disallow: /administrator/
Disallow: /cache/
Disallow: /components/
Disallow: /editor/
Disallow: /help/
Disallow: /includes/
Disallow: /language/
Disallow: /mambots/
Disallow: /media/
Disallow: /modules/
Disallow: /templates/
Disallow: /installation/
Disallow: /content/
Disallow: /component/
Disallow: /component/option,com_registration/Itemid,0/task,lostPassword/ 
Disallow: /component/option,com_registration/Itemid,0/task,register/