These adaptations are not uniformly valued.
( ( These adaptations ) ( ( ( are ( not uniformly ) ) valued ) . ) )
(ROOT (S (NP (DT These) (NNS adaptations)) (VP (VBP are) (ADVP (RB not) (RB uniformly)) (VP (VBN valued))) (. .)))
The values always change 
( ( The values ) ( always change ) )
(ROOT (S (NP (DT The) (NNS values)) (VP (ADVP (RB always)) (VBP change))))