they really do i i sometimes think that that should be limited more
( they ( really ( do ( ( i i ) ( sometimes ( think ( that ( that ( should ( be ( limited more ) ) ) ) ) ) ) ) ) ) )
(ROOT (S (NP (PRP they)) (VP (ADVP (RB really)) (VBP do) (NP (NP (FW i) (FW i)) (SBAR (S (VP (ADVP (RB sometimes)) (VBP think) (SBAR (IN that) (S (NP (DT that)) (VP (MD should) (VP (VB be) (VP (VBN limited) (ADVP (RBR more))))))))))))))
No, I do not think they need any additional limits.
( No ( , ( I ( ( ( do not ) ( think ( they ( need ( any ( additional limits ) ) ) ) ) ) . ) ) ) )
(ROOT (S (INTJ (UH No)) (, ,) (NP (PRP I)) (VP (VBP do) (RB not) (VP (VB think) (S (NP (PRP they)) (VP (VB need) (NP (DT any) (JJ additional) (NNS limits)))))) (. .)))