Ko ētahi rōpū Hana tētahi o ngā kāhui tāpiri e 14 e mōhiotia ana "ngā kāhui iwi whānui; arā, ""ngā rōpū iwi whānui ki ngā tāpuaki iranga pūnoa, e tiritiri ana i te iwi, i ngā ritenga i roto i to rātau ahurea me ngā āhuatanga o rātou reo"."