I look forward to hearing from you soon.
( I ( ( ( ( look forward ) ( to ( hearing ( from you ) ) ) ) soon ) . ) )
(ROOT (S (NP (PRP I)) (VP (VBP look) (ADVP (RB forward)) (PP (TO to) (NP (NP (NN hearing)) (PP (IN from) (NP (PRP you))))) (ADVP (RB soon))) (. .)))
I dread hearing from you, don't contact me.
( I ( ( dread ( ( hearing ( from you ) ) ( , ( ( do n't ) ( contact me ) ) ) ) ) . ) )
(ROOT (S (NP (PRP I)) (VP (VBD dread) (SBAR (S (S (VP (VBG hearing) (PP (IN from) (NP (PRP you))))) (, ,) (VP (VBP do) (RB n't) (VP (VB contact) (NP (PRP me))))))) (. .)))