Array
(
    [4] => Array
        (
            [0] => 48
            [1] => 53
            [2] => 55
        )

    [6] => Array
        (
            [0] => 115
        )

    [1] => Array
        (
            [0] => 4
        )

    [0] => Array
        (
            [0] => 1079
        )

)