CMS DataLife engine - DLE. Проконсультируйте по robots.txt

Меня интересно все ли правильно написано или надо что то убрать?
Вот сам robots.txt:

User-agent: *
Disallow: /engine/download.php
Disallow: /engine/go.php
Disallow: /user/
Disallow: /to/?
Disallow: /newposts/
Disallow: /engine/
Disallow: /language/
Disallow: /templates/
Disallow: /upgrade/
Disallow: /favorites/
Disallow: /tags/
Disallow: /*page/
Disallow: /page/
Disallow: /2010/
Disallow: /2011/
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: /*userinfo
Disallow: /index.php?subaction=userinfo
Disallow: /index.php?do=pm
Disallow: /index.php?do=search
Disallow: /index.php?subaction=newposts
Disallow: /index.php?do=rules
Disallow: /rules.html

User-agent: Yandex
Disallow: /engine/download.php
Disallow: /engine/go.php
Disallow: /user/
Disallow: /to/?
Disallow: /newposts/
Disallow: /engine/
Disallow: /language/
Disallow: /templates/
Disallow: /upgrade/
Disallow: /favorites/
Disallow: /tags/
Disallow: /*page/
Disallow: /page/
Disallow: /2010/
Disallow: /2011/
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: /*userinfo
Disallow: /index.php?subaction=userinfo
Disallow: /index.php?do=pm
Disallow: /index.php?do=search
Disallow: /index.php?subaction=newposts
Disallow: /index.php?do=rules
Disallow: /rules.html
Host: мой домен

User-agent: Googlebot
Disallow: /engine/download.php
Disallow: /engine/go.php
Disallow: /user/
Disallow: /to/?
Disallow: /newposts/
Disallow: /engine/
Disallow: /language/
Disallow: /templates/
Disallow: /upgrade/
Disallow: /favorites/
Disallow: /tags/
Disallow: /*page/
Disallow: /page/
Disallow: /2010/
Disallow: /2011/
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: /*userinfo
Disallow: /index.php?subaction=userinfo
Disallow: /index.php?do=pm
Disallow: /index.php?do=search
Disallow: /index.php?subaction=newposts
Disallow: /index.php?do=rules
Disallow: /rules.html

Allow: /
Sitemap: /sitemap.xml

Заранее спасибо!