4. A method according to claim 1 , further comprising: placing the remaining non-unique cluster groups, comprising: comparing one such remaining non-unique cluster group against the cluster groups positioned in the display; determining similarities of the remaining non-unique cluster group and each of the positioned cluster groups; and placing the remaining non-unique cluster group in relation to the positioned cluster group that is most similar to the remaining non-unique cluster group.
4. A method according to claim 1 , further comprising: placing the remaining non-unique cluster groups, comprising: comparing one such remaining non-unique cluster group against the cluster groups positioned in the display; determining similarities of the remaining non-unique cluster group and each of the positioned cluster groups; and placing the remaining non-unique cluster group in relation to the positioned cluster group that is most similar to the remaining non-unique cluster group. 7. A method according to claim 4 , further comprising: a rotation module to rotate the remaining non-unique cluster group when the remaining non-unique cluster group overlaps with the most similar positioned cluster group.