A.(-d|d)d*E(-d|d)d*|(-d|d)d*.d*(ε|E(-d|d)d*)B.(-d|d)dd*(.|ε)d*(ε|E(-d|d)d*)C.(-d|d)dd*
A. (-d|d)d*E(-d|d)d*|(-d|d)d*.d*(ε|E(-d|d)d*)
B. (-d|d)dd*(.|ε)d*(ε|E(-d|d)d*)
C. (-d|d)dd*E(-|d)d*|(-d|d)dd*.d*(ε|E(-|d)d*)
D. (-d|d)dd*E(-d|d)d*|(-d|d)dd*.d*(ε|E(-dd*|dd*))