Take the longer of the two ends of the wire and thread through a medium bead as shown. Leaving a loop large enough to thread a ribbon through, thread ...
Thread on to same end of wire (end A)
then thread the other end of the wire (end B) through the last medium bead in the opposite direction. This end is now ready to start the next arm.
Thread end A through the large bead shown.
Pull the wires tight.
You might notice that the mistake I made earlier has now miraculously been corrected. No idea how this happened.