вот на мой взгляд золотая середина
User-agent: *
Disallow: /engine/go.php
Disallow: /user/
Disallow: /newposts/
Disallow: /statistics.html
Disallow: /*subaction=userinfo
Disallow: /*subaction=newposts
Disallow: /*do=lastcomments
Disallow: /*do=feedback
Disallow: /*do=register
Disallow: /*do=lostpassword
Disallow: /*do=addnews
Disallow: /*do=stats
Disallow: /*do=pm
Disallow: /*print
Disallow: /backup/
Disallow: /engine/
Disallow: /language/
Disallow: /templates/
Disallow: /upgrade/
Disallow: /uploads/
Disallow: /autobackup.php
Disallow: /admin.php
Disallow: /index.php?do=addnews
Disallow: /index.php?do=feedback
Disallow: /index.php?do=lostpassword
Disallow: /index.php?do=pm
Disallow: /index.php?do=register
Disallow: /index.php?do=stats
Disallow: /index.php?do=search
Disallow: /index.php?subaction=newposts
Disallow: /?do=lastcomments
Disallow: /statistics.html
Sitemap: ***********sitemap.xml
Host: *******.рф