subscription title | remove “alle” and add “Jeden” instead

add_filter( 'woocommerce_subscriptions_product_price_string', 'tzn_custom_woocommerce_subscriptions_product_price_string', 99, 99);

if ( ! function_exists( 'tzn_custom_woocommerce_subscriptions_product_price_string' ) ) {
    function tzn_custom_woocommerce_subscriptions_product_price_string($subscription_string, $product, $include ){
        // var_dump($subscription_string);
        $subscription_string =  str_replace("Alle Monat", "Jeden Monat", $subscription_string);
        $subscription_string =  str_replace("Alle Woche", "Jede Woche", $subscription_string);
        
        return $subscription_string;
    }
}