i figured out. with htaccess file
RewriteEngine On
RewriteRule ^\.htaccess$ - [F] #to avoid accessing .htaccess files
RewriteRule ^\.jpg$ - [F] #jpg
RewriteRule ^\.html$ - [F] # htmls
RewriteRule ^\.css$ - [F] # css
RewriteRule ^([0-9]+),([0-9]+)$ /index.php?Language=$1&Index=$2 [L]