Shoutbox

Maybe something like: (for the first one)
RewriteRule ^soundpacks/category/engligh/([a-z0-9]+)/$ soundpacks.php?nonsearch=1&cat=english


RewriteRule ^soundpacks/category/([a-z0-9]+)/$ soundpacks.php?nonsearch=1&catid=-1


RewriteRule ^soundpacks/([a-z0-9]+)/$ soundpacks.php




thats should do it