expressing itself in every way imaginable 
(ROOT (S (VP (VBG expressing) (NP (PRP itself)) (PP (IN in) (NP (NP (DT every) (NN way)) (ADJP (JJ imaginable)))))))
(ROOT (S (VP (VBG ) (NP (PRP )) (PP (IN ) (NP (NP (DT ) (NN )) (ADJP (JJ )))))))