a-a a-c aaa aac aag aan aas aau ac- aca acc acg acn acs acu ag- aga agc agg agn ags agu an- ana anc ang ann ans anu as- asa asc asg asn ass asu au- aua auc aug aun aus c-- caa cac cag can cas cau cca ccc ccg ccn ccs ccu cga cgc cgg cgn cgs cgu cn- cna cnc cng cnn cns cnu csa csc csg csn css csu cua cuc cug cun cus cuu gaa gac gag gan gas gau gca gcc gcg gcn gcs gcu gga ggc ggg ggn ggs ggu gna gnc gnn gns gnu gsa gsc gsg gsn gss gsu gu- gua guc gug gun gus guu naa nac nag nan nas nau nca ncc ncg ncn ncs ncu nga ngc ngg ngn ngs ngu nna nnc nng nnn nns nnu nsa nsc nsg nsn nss nsu nua nuc nug nun nus nuu saa sac sag san sas sau sca scc scg scn scs scu sga sgc sgg sgn sgs sgu sna snc sng snn sns snu ss- ssa ssc ssg ssn sss ssu sua suc sug sun sus suu ua- uaa uac uag uan uas uau uca ucc ucg ucn ucs ucu uga ugc ugg ugn ugs ugu un- una unc ung unn uns unu usa usc usg usn uss usu uua uuc uug uun uus uuu