suchen [und] SGB RO 94-1[0123456789][0123456789][0123456789]* or RO 94-2[0123][0123456789][0123456789]* or RO 94-24[012345678][0123456789]* or RO 94-249[0123456789]* or RO 94-050[0123456789]* or RO 94-05[123456789][0123456789]* or RO 94-0[6789][0123456789][0123456789]*