a-a a-c aaa aac aag aam aan aao aar aas ac- aca acc acg acm acn aco acr acs ag- aga agc agg agm agn ago agr ags ama amc amg amm amn amo amr ams an- ana anc ang anm ann ano anr ans aoa aoc aog aom aon aoo aor aos ar- ara arc arg arm arn aro arr ars as- asa asc asg asm asn aso asr ass c-- caa cac cag cam can cao car cas cca ccc ccg ccm ccn cco ccr ccs cga cgc cgg cgm cgn cgo cgr cgs cma cmc cmg cmm cmn cmo cmr cms cn- cna cnc cng cnm cnn cno cnr cns co- coa coc cog com con coo cor cos cra crc crg crm crn cro crr crs csa csc csg csm csn cso csr css gaa gac gag gam gan gao gar gas gca gcc gcg gcm gcn gco gcr gcs gga ggc ggg ggm ggn ggo ggr ggs gma gmc gmg gmm gmn gmo gmr gms gna gnc gnm gnn gno gnr gns goa goc gog gom gon goo gor gos gra grc grg grm grn gro grr grs gsa gsc gsg gsm gsn gso gsr gss m-o m-r maa mac mag mam man mao mar mas mc- mca mcc mcg mcm mcn mco mcr mcs mga mgc mgm mgn mgo mgr mgs mma mmc mmg mmm mmn mmo mmr mms mna mnc mng mnm mnn mno mnr mns moa moc mog mom mon moo mor mos mra mrc mrg mrm mrn mro mrr mrs msa msc msg msm msn mso msr mss naa nac nag nam nan nao nar nas nca ncc ncg ncm ncn nco ncr ncs nga ngc ngg ngm ngn ngo ngs nma nmc nmg nmm nmn nmo nmr nms nna nnc nng nnm nnn nno nns no- noa noc nog nom non noo nor nos nra nrc nrg nrm nrn nro nrr nrs nsa nsc nsg nsm nsn nso nsr nss oaa oac oag oam oan oao oar oas oc- oca occ ocg ocm ocn oco ocr ocs oga ogc ogg ogn ogo ogs om- oma omc omg omm omn omo omr oms on- ona onc ong onn ono onr ons oo- ooa ooc oog oom oon ooo oor oos or- ora orc org orm orn oro orr ors os- osa osc osg osm osn oso osr oss ra- raa rac rag ram ran rao rar ras rca rcc rcg rcm rcn rco rcr rcs rga rgc rgg rgn rgo rgr rgs rma rmc rmg rmm rmn rmo rmr rms rna rnc rng rnm rnn rno rnr rns roa roc rog rom ron roo ror ros rra rrc rrg rrm rrn rrr rrs rsa rsc rsg rsm rsn rso rsr rss saa sac sag sam san sao sar sas sca scc scg scm scn sco scr scs sga sgc sgg sgm sgn sgo sgr sgs sma smc smg smm smn smo smr sms sna snc sng snm snn sno snr sns soa soc sog som son soo sor sos sr- sra src srg srm srn sro srr srs ss- ssa ssc ssg ssm ssn sso ssr sss