Array
(
    [0] => Volkan
    [1] => Hakan
    [2] => Array
        (
            [0] => Hale
            [1] => Banu
            [2] => Aslı
            [3] => Derya
        )

    [3] => Onur
)

Array
(
    [0] => Volkan
    [1] => Hakan
    [2] => Array
        (
            [0] => Hale
            [1] => Banu
            [2] => Aslı
            [3] => Derya
        )

    [3] => Onur
    [4] => Levent
    [5] => Serkan
)