(c4) (f) (f) (g) (f) (g) (gh) (h.) (;) (g) (f) (gh) (g_f~) (g) (g.) (f.) (::) (f) (f) (g) (f) (::) (f) (f) (f) (f) (g) (f) (f_') (,) (f) (f) (f) (g_h) (h.) (::) (g) (f) (gh) (::) (f) (f) (f) (gh) (h'_) (h) (ixhi) (h) (h'_) (,) (h) (h) (h) (g) (h) (gf~) (f.) (::) (f) (f) (g) (f) (::)