the dialogue frequently misses the mark 
(ROOT (S (NP (DT the) (NN dialogue)) (ADVP (RB frequently)) (VP (VBZ misses) (NP (DT the) (NN mark)))))
(ROOT (S (NP (DT ) (NN )) (ADVP (RB )) (VP (VBZ ) (NP (DT ) (NN )))))