$arr_ext = array("page1", "page2", "page3", "page4", "page5");
$arr_get = array(".cgi?", ".pl?", ".php?", ".html?", ".asp?");
$arr_pages = array("query", "banner", "forum");
$arr_query = array("google", "yandex", "rambler");
$result = array();
foreach($arr_ext as $ext)
{
foreach($arr_get as $get)
{
foreach($arr_pages as $pages)
{
foreach($arr_query as $query)
{
array_push($result, $ext.$get.$pages."=".$query);
}
}
}
}
print_r($result);