a-a a-c aaa aac aag aah aan aao aar aas ac- aca acc acg ach acn aco acr acs ag- aga agc agg agh agn ago agr ags aha ahc ahg ahh ahn aho ahr ahs an- ana anc ang anh ann ano anr ans aoa aoc aog aoh aon aoo aor aos ar- ara arc arg arh arn aro arr ars as- asa asc asg ash asn aso asr ass c-- caa cac cag cah can cao car cas cca ccc ccg cch ccn cco ccr ccs cga cgc cgg cgh cgn cgo cgr cgs ch- cha chc chg chh chn cho chr chs cn- cna cnc cng cnh cnn cno cnr cns co- coa coc cog coh con coo cor cos cra crc crg crh crn cro crr crs csa csc csg csh csn cso csr css gaa gac gag gah gan gao gar gas gca gcc gcg gch gcn gco gcr gcs gga ggc ggg ggh ggn ggo ggr ggs gha ghc ghg ghh ghn gho ghr ghs gna gnc gnn gno gnr gns goa goc gog goh gon goo gor gos gra grc grg grh grn gro grr grs gsa gsc gsg gsn gso gsr gss haa hac hag hah han hao har has hca hcc hcg hch hcn hco hcr hcs hga hgc hgg hgh hgn hgo hgr hgs hha hhc hhg hhh hhn hho hhr hhs hna hnc hng hnh hnn hno hns hoa hoc hog hoh hon hoo hor hos hr- hra hrc hrg hrh hrn hro hrr hrs hsa hsc hsg hsh hsn hsr hss naa nac nag nah nan nao nar nas nca ncc ncg nch ncn nco ncr ncs nga ngc ngg ngh ngn ngo ngs nha nhc nhg nhh nhn nhr nhs nna nnc nng nnh nnn nno nns no- noa noc nog noh non noo nor nos nra nrc nrg nrn nro nrr nrs nsa nsc nsg nsh nsn nso nsr nss oaa oac oag oah oan oao oar oas oc- oca occ ocg och ocn oco ocr ocs oga ogc ogg ogh ogn ogo ogs oha ohc ohg ohh ohn oho ohr ohs on- ona onc ong onh onn ono onr ons oo- ooa ooc oog ooh oon ooo oor oos or- ora orc org orh orn oro orr ors os- osa osc osg osh osn oso osr oss ra- raa rac rag rah ran rao rar ras rca rcc rcg rch rcn rco rcr rcs rga rgc rgg rgh rgn rgo rgr rgs rh- rha rhc rhg rhh rhn rho rhr rhs rna rnc rng rnh rnn rno rnr rns roa roc rog roh ron roo ror ros rra rrc rrg rrh rrn rrr rrs rsa rsc rsg rsh rsn rso rsr rss saa sac sag sah san sao sar sas sca scc scg sch scn sco scr scs sga sgc sgg sgh sgn sgo sgr sgs sh- sha shc shg shh shn sho shr shs sna snc sng snn sno snr sns soa soc sog soh son soo sor sos sr- sra src srg srh srn sro srr srs ss- ssa ssc ssg ssh ssn sso ssr sss