(c4) (g) (f) (h_j) (i) (g) (gh) (h) (g) (fh) (j) (j) (i_j) (,) (hg~) (h') (g) (e_f) (gh) (h) (g) (fg~) (g.) (::) (j) (j) (i) (j) (h) (g.) (::)