Fuller names this as a group on Fraser Island. Possibly Butchulla.
The graph displays the other subjects mentioned on the same pages as the subject “Kunnumburra”. If the same subject occurs on a page with “Kunnumburra” more than once, it appears closer to “Kunnumburra” on the graph, and is colored in a darker shade. The closer a subject is to the center, the more "related" the subjects are.