You can literally help save a life.
( You ( ( ( can literally ) ( help ( save ( a life ) ) ) ) . ) )
(ROOT (S (NP (PRP You)) (VP (MD can) (ADVP (RB literally)) (VP (VB help) (VP (VB save) (NP (DT a) (NN life))))) (. .)))
You can save a life with a $20 donation.
( You ( ( can ( ( save ( a life ) ) ( with ( a ( ( $ 20 ) donation ) ) ) ) ) . ) )
(ROOT (S (NP (PRP You)) (VP (MD can) (VP (VB save) (NP (DT a) (NN life)) (PP (IN with) (NP (DT a) (ADJP ($ $) (CD 20)) (NN donation))))) (. .)))