<?php
//Fakultät
function faculty($n){$i;if($n==0){$i=1;}else{$i=$n*faculty($n-1);}return($i);}

function check($str){
    $summe = 0;
    //-----
    //Wertigkeiten definieren
    $a = 8709713;       $b = 8476649;       $c = 7960003;       $d = 7645991;
    $e = 6450181;       $f = 6706003;       $g = 7016041;       $h = 7353943;
    $i = 5982689;       $j = 5771257;       $k = 5533141;       $l = 5118901;
    $m = 4795663;       $n = 4361171;       $o = 3763229;       $p = 3041651;
    $q = 2385847;       $r = 1790209;       $s = 1459421;       $t = 1099363;
    $u = 837923;        $v = 585547;        $w = 339631;        $x = 132523;
    $y = 35801;         $z = 227;
    //-----



    $check = str_split($str);
    sort($check);
    $j=1;
    $tmp = $check[$j];
    $i=1;
    foreach($check as $val){
        if($tmp == $val){
            $pot += pow(count($check), ++$i);
        }
        $tmp = $check[++$j];
        $summe += $$val;
    }
    return (int) ( strlen($str).$summe.$pow );
}
error_reporting(E_ERROR);
$arr = array();

for($i = 0; $i <= faculty(7); $i++) {
    $found = false;

    //----
    $tmp = chr(rand(97, 122)).chr(rand(97, 122)).chr(rand(97, 122)).chr(rand(97, 122)).chr(rand(97, 122)).chr(rand(97, 122))        ;
    $arr2 = str_split($tmp);
    sort($arr2);
    $str = '';
    foreach($arr2 as $val) $str .= $val;
    //----

    $crc = check($str);

    $j = 0;
    foreach($arr as $val){
        if(strpos($val['str'], $str) !== FALSE){
            $found = true;
        }else if($val['crc'] == $crc){
            $arr[$j]['str'] .= ', '.$str;
            echo $crc.' => '.$arr[$j]['str'].'<br/>';
            $found = true;
        }
        $j++;
    }
    if(!$found){
        $arr[$i]['str'] = $str;
        $arr[$i]['crc'] = $crc;
    }
}
//var_dump($arr);
?>