oh i've never itemized yet
( ( oh i ) ( ( 've never ) ( itemized yet ) ) )
(ROOT (S (NP (NNP oh) (NNP i)) (VP (VBP 've) (ADVP (RB never)) (VP (VBN itemized) (ADVP (RB yet))))))
I've never itemized before.
( I ( ( ( 've never ) ( itemized before ) ) . ) )
(ROOT (S (NP (PRP I)) (VP (VBP 've) (ADVP (RB never)) (VP (VBN itemized) (ADVP (RB before)))) (. .)))