a-a a-c aaa aac aag aah aar aau ac- aca acc acg ach acr acu ag- aga agc agg agh agr agu aha ahc ahg ahh ahr ahu ar- ara arc arg arh arr aru au- aua auc aug auh aur c-- caa cac cag cah car cau cca ccc ccg cch ccr ccu cga cgc cgg cgh cgr cgu ch- cha chc chg chh chr chu cra crc crg crh crr cru cua cuc cug cuh cur cuu gaa gac gag gah gar gau gca gcc gcg gch gcr gcu gga ggc ggg ggh ggr ggu gha ghc ghg ghh ghr gra grc grg grh grr gru gu- gua guc gug gur guu haa hac hag hah har hau hca hcc hcg hch hcr hga hgc hgg hgh hgr hgu hha hhc hhg hhh hhr hhu hr- hra hrc hrg hrh hrr hru hua huc hug huh hur huu ra- raa rac rag rah rar rau rca rcc rcg rch rcr rcu rga rgc rgg rgh rgr rh- rha rhc rhg rhh rhr rhu rra rrc rrg rrh rrr rru rua ruc rug ruh rur ruu ua- uaa uac uag uah uar uau uca ucc ucg uch ucr ucu uga ugc ugg ugh ugr ugu uha uhc uhh uhr uhu ur- ura urc urg urr uru uua uuc uug uur uuu