Ask parents why they spell rather than say the words, and they remark,  If you say  ice cream,' he'll want it now.
( ( ( Ask parents ) ( why ( they ( ( ( spell ( rather than ) ) say ) ( ( ( ( the words ) , ) and ) ( they remark ) ) ) ) ) ) ( , ( ( If ( you ( say ( ice cream ) ) ) ) ( , ( ' ( he ( ( 'll ( ( want it ) now ) ) . ) ) ) ) ) ) )
(ROOT (S (S (VP (VB Ask) (NP (NNS parents)) (SBAR (WHADVP (WRB why)) (S (NP (PRP they)) (VP (NN spell) (CONJP (RB rather) (IN than)) (VB say) (NP (NP (DT the) (NNS words)) (, ,) (CC and) (NP (PRP they) (NN remark)))))))) (, ,) (SBAR (IN If) (S (NP (PRP you)) (VP (VBP say) (NP (NN ice) (NN cream))))) (, ,) ('' ') (NP (PRP he)) (VP (MD 'll) (VP (VB want) (NP (PRP it)) (ADVP (RB now)))) (. .)))
Parents prefer to spell certain words over saying them because their children recognize the words they say.
( Parents ( ( prefer ( to ( ( spell ( certain words ) ) ( over ( ( saying them ) ( because ( ( their children ) ( recognize ( ( the words ) ( they say ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNS Parents)) (VP (VBP prefer) (S (VP (TO to) (VP (VB spell) (NP (JJ certain) (NNS words)) (PP (IN over) (S (VP (VBG saying) (NP (PRP them)) (SBAR (IN because) (S (NP (PRP$ their) (NNS children)) (VP (VBP recognize) (NP (NP (DT the) (NNS words)) (SBAR (S (NP (PRP they)) (VP (VBP say))))))))))))))) (. .)))