a-a a-c aaa aac aag aam aan aao aas ac- aca acc acg acm acn aco acs ag- aga agc agg agm agn ago ags ama amc amg amm amn amo ams an- ana anc ang anm ann ano ans aoa aoc aog aom aon aoo aos as- asa asc asg asm asn aso ass c-- caa cac cag cam can cao cas cca ccc ccg ccm ccn cco ccs cga cgc cgg cgm cgn cgo cgs cma cmc cmg cmm cmn cmo cms cn- cna cnc cng cnm cnn cno cns co- coa coc cog com con coo cos csa csc csg csm csn cso css gaa gac gag gam gan gao gas gca gcc gcg gcm gcn gco gcs gga ggc ggg ggm ggn ggo ggs gma gmc gmg gmm gmn gmo gms gna gnc gnm gnn gno gns goa goc gog gom gon goo gos gsa gsc gsg gsm gsn gso gss m-o maa mac mag mam man mao mas mc- mca mcc mcg mcm mcn mco mcs mga mgc mgm mgn mgo mgs mma mmc mmg mmm mmn mmo mms mna mnc mng mnm mnn mno mns moa moc mog mom mon moo mos msa msc msg msm msn mso mss naa nac nag nam nan nao nas nca ncc ncg ncm ncn nco ncs nga ngc ngg ngm ngn ngo ngs nma nmc nmg nmm nmn nmo nms nna nnc nng nnm nnn nno nns no- noa noc nog nom non noo nos nsa nsc nsg nsm nsn nso nss oaa oac oag oam oan oao oas oc- oca occ ocg ocm ocn oco ocs oga ogc ogg ogn ogo ogs om- oma omc omg omm omn omo oms on- ona onc ong onn ono ons oo- ooa ooc oog oom oon ooo oos os- osa osc osg osm osn oso oss saa sac sag sam san sao sas sca scc scg scm scn sco scs sga sgc sgg sgm sgn sgo sgs sma smc smg smm smn smo sms sna snc sng snm snn sno sns soa soc sog som son soo sos ss- ssa ssc ssg ssm ssn sso sss