Yongkom discourse : ergativity and topic / Steve Christensen -- Participant reference in Namia / Becky Feldpausch -- Elements of sentence construction and cohesion in Awad Bing / Carolyn Finamor -- Tense and mood pairs in Umbu-Ungu / June Head -- Can verbs be cohesive? : the multiple roles of wiing 'do' in Mangga Buang discourse / Joan Hooley -- Ergative in Numanggang / David Hynum.