a-a aaa aag aak aar aau ag- aga agg agk agr agu aka akg akk akr aku ar- ara arg ark arr aru au- aua aug auk aur gaa gag gak gar gau gga ggg ggr ggu gka gra grg grk grr gru gu- gua gug guk gur guu ka- kaa kag kak kar kau kga kgu kkk kkr kku kra krg krk krr kru kug kuk kur kuu ra- raa rag rak rar rau rga rgg rgk rgr rkg rkk rku rra rrg rrk rrr rru rua rug ruk rur ruu ua- uaa uag uak uar uau uga ugg ugk ugr ugu uka ukk ukr uku ur- ura urg urk urr uru uua uug uur uuu