a-a a-c aaa aac aag aah aan aas ac- aca acc acg ach acn acs ag- aga agc agg agh agn ags aha ahc ahg ahh ahn ahs an- ana anc ang anh ann ans as- asa asc asg ash asn ass c-- caa cac cag cah can cas cca ccc ccg cch ccn ccs cga cgc cgg cgh cgn cgs ch- cha chc chg chh chn chs cn- cna cnc cng cnh cnn cns csa csc csg csh csn css gaa gac gag gah gan gas gca gcc gcg gch gcn gcs gga ggc ggg ggh ggn ggs gha ghc ghg ghh ghn ghs gna gnc gnn gns gsa gsc gsg gsn gss haa hac hag hah han has hca hcc hcg hch hcn hcs hga hgc hgg hgh hgn hgs hha hhc hhg hhh hhn hhs hna hnc hng hnh hnn hns hsa hsc hsg hsh hsn hss naa nac nag nah nan nas nca ncc ncg nch ncn ncs nga ngc ngg ngh ngn ngs nha nhc nhg nhh nhn nhs nna nnc nng nnh nnn nns nsa nsc nsg nsh nsn nss saa sac sag sah san sas sca scc scg sch scn scs sga sgc sgg sgh sgn sgs sh- sha shc shg shh shn shs sna snc sng snn sns ss- ssa ssc ssg ssh ssn sss