a-a a-c aaa aac aad aag aan aau ac- aca acc acd acg acn acu ad- ada adc add adg adn adu ag- aga agc agd agg agn agu an- ana anc and ang ann anu au- aua auc aud aug aun c-- caa cac cad cag can cau cca ccc ccd ccg ccn ccu cda cdc cdd cdg cdn cdu cga cgc cgd cgg cgn cgu cn- cna cnc cnd cng cnn cnu cua cuc cud cug cun cuu daa dac dad dag dan dau dca dcc dcd dcg dcn dcu dda ddc ddd ddg ddn ddu dga dgc dgd dgg dgn dgu dna dnc dnd dng dnn dua duc dud dug dun g-d gaa gac gad gag gan gau gca gcc gcd gcg gcn gcu gda gdc gdd gdn gdu gga ggc ggd ggg ggn ggu gna gnc gnd gnn gnu gu- gua guc gud gug gun guu naa nac nad nag nan nau nca ncc ncd ncg ncn ncu nda ndc ndd ndg ndn ndu nga ngc ngd ngg ngn ngu nna nnc nng nnn nnu nua nuc nud nug nun nuu ua- uaa uac uad uag uan uau uca ucc ucd ucg ucn ucu uda udc udd udg udn udu uga ugc ugg ugn ugu un- una unc und ung unn unu uua uuc uug uun uuu