It's just one of those things, you know that happened.
( ( It ( 's ( ( just one ) ( of ( those things ) ) ) ) ) ( , ( you ( ( know ( that happened ) ) . ) ) ) )
(ROOT (S (S (NP (PRP It)) (VP (VBZ 's) (NP (NP (RB just) (CD one)) (PP (IN of) (NP (DT those) (NNS things)))))) (, ,) (NP (PRP you)) (VP (VBP know) (SBAR (IN that) (S (VP (VBD happened))))) (. .)))
We didn't expect that we would do it.
( We ( ( ( did n't ) ( expect ( that ( we ( would ( do it ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP We)) (VP (VBD did) (RB n't) (VP (VB expect) (SBAR (IN that) (S (NP (PRP we)) (VP (MD would) (VP (VB do) (NP (PRP it)))))))) (. .)))