Unfortunately, these are difficult times for public institutions of higher education.
( Unfortunately ( , ( these ( ( are ( difficult ( times ( for ( ( public institutions ) ( of ( higher education ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (ADVP (RB Unfortunately)) (, ,) (NP (DT these)) (VP (VBP are) (ADJP (JJ difficult) (PP (CC times) (PP (IN for) (NP (NP (JJ public) (NNS institutions)) (PP (IN of) (NP (JJR higher) (NN education)))))))) (. .)))
Public universities are still too expensive for students. 
( ( Public universities ) ( ( ( are still ) ( too ( expensive ( for students ) ) ) ) . ) )
(ROOT (S (NP (NNP Public) (NNS universities)) (VP (VBP are) (ADVP (RB still)) (ADJP (RB too) (JJ expensive) (PP (IN for) (NP (NNS students))))) (. .)))