Array
(
    [0] => coffee
    [1] => brown
    [2] => caffeine
    [3] => tea
    [4] => tea
)
<br/>Array
(
    [0] => tea
    [1] => tea
    [2] => tea
    [3] => tea
    [4] => coffee
    [5] => brown
    [6] => caffeine
)
<br/>Array
(
    [0] => coffee
    [1] => brown
    [2] => caffeine
)