ok found the problem i also added DOCTYPE that was missing from my file
<!DOCTYPE urlrewrite PUBLIC "-//tuckey.org//DTD UrlRewrite 4.0//EN"
"http://www.tuckey.org/res/dtds/urlrewrite4.0.dtd">
RULE
<rule match-type="regex">
<condition type="request-uri" operator="notequal">^/admin/(.*)$</condition>
<condition type="request-uri" operator="notequal">^/(.*)(ico|gif|jpg|jpeg|png|js|css)$</condition>
<condition type="parameter" name="route" operator="notequal"></condition>
<condition type="method" name="POST" operator="notequal">POST</condition>
<from>^/([a-zA-Z-_/0-9]+)$</from>
<to>/index.php?_route_=$1</to>
</rule>