Nor do our troubles end here.
( Nor ( ( ( do ( our troubles ) ) ( end here ) ) . ) )
(ROOT (SINV (CC Nor) (VBP do) (NP (PRP$ our) (NNS troubles)) (VP (VB end) (ADVP (RB here))) (. .)))
This isn't the end of our difficulties.
( This ( ( ( is n't ) ( ( the end ) ( of ( our difficulties ) ) ) ) . ) )
(ROOT (S (NP (DT This)) (VP (VBZ is) (RB n't) (NP (NP (DT the) (NN end)) (PP (IN of) (NP (PRP$ our) (NNS difficulties))))) (. .)))