stoops to cheap manipulation or corny conventions to do it 
(ROOT (S (VP (VBZ stoops) (PP (IN to) (NP (NP (NP (JJ cheap) (NN manipulation)) (CC or) (NP (JJ corny) (NNS conventions))) (SBAR (S (VP (TO to) (VP (VB do) (NP (PRP it)))))))))))
(ROOT (S (VP (VBZ ) (PP (IN ) (NP (NP (NP (JJ ) (NN )) (CC ) (NP (JJ ) (NNS ))) (SBAR (S (VP (TO ) (VP (VB ) (NP (PRP )))))))))))