ca n't disguise that he 's spiffing up leftovers that are n't so substantial or fresh 
(ROOT (S (VP (MD ca) (RB n't) (VP (VB disguise) (SBAR (IN that) (S (NP (PRP he)) (VP (VBZ 's) (VP (VBG spiffing) (PRT (RP up)) (NP (NP (NNS leftovers)) (SBAR (WHNP (WDT that)) (S (VP (VBP are) (RB n't) (ADJP (RB so) (JJ substantial) (CC or) (JJ fresh))))))))))))))
(ROOT (S (VP (MD ) (RB ) (VP (VB ) (SBAR (IN ) (S (NP (PRP )) (VP (VBZ ) (VP (VBG ) (PRT (RP )) (NP (NP (NNS )) (SBAR (WHNP (WDT )) (S (VP (VBP ) (RB ) (ADJP (RB ) (JJ ) (CC ) (JJ ))))))))))))))