a-a a-c aaa aac aag aah aao aar aas aau ac- aca acc acg ach aco acr acs acu ag- aga agc agg agh ago agr ags agu aha ahc ahg ahh aho ahr ahs ahu aoa aoc aog aoh aoo aor aos aou ar- ara arc arg arh aro arr ars aru as- asa asc asg ash aso asr ass asu au- aua auc aug auh auo aur aus c-- caa cac cag cah cao car cas cau cca ccc ccg cch cco ccr ccs ccu cga cgc cgg cgh cgo cgr cgs cgu ch- cha chc chg chh cho chr chs chu co- coa coc cog coh coo cor cos cou cra crc crg crh cro crr crs cru csa csc csg csh cso csr css csu cua cuc cug cuh cuo cur cus cuu gaa gac gag gah gao gar gas gau gca gcc gcg gch gco gcr gcs gcu gga ggc ggg ggh ggo ggr ggs ggu gha ghc ghg ghh gho ghr ghs goa goc gog goh goo gor gos gou gra grc grg grh gro grr grs gru gsa gsc gsg gso gsr gss gsu gu- gua guc gug guo gur gus guu haa hac hag hah hao har has hau hca hcc hcg hch hco hcr hcs hga hgc hgg hgh hgo hgr hgs hgu hha hhc hhg hhh hho hhr hhs hhu hoa hoc hog hoh hoo hor hos hou hr- hra hrc hrg hrh hro hrr hrs hru hsa hsc hsg hsh hsr hss hsu hua huc hug huh huo hur hus huu oaa oac oag oah oao oar oas oau oc- oca occ ocg och oco ocr ocs ocu oga ogc ogg ogh ogo ogs oha ohc ohg ohh oho ohr ohs ohu oo- ooa ooc oog ooh ooo oor oos or- ora orc org orh oro orr ors oru os- osa osc osg osh oso osr oss osu ou- oua ouc ouh ouo our ous ra- raa rac rag rah rao rar ras rau rca rcc rcg rch rco rcr rcs rcu rga rgc rgg rgh rgo rgr rgs rh- rha rhc rhg rhh rho rhr rhs rhu roa roc rog roh roo ror ros rou rra rrc rrg rrh rrr rrs rru rsa rsc rsg rsh rso rsr rss rsu rua ruc rug ruh ruo rur rus ruu saa sac sag sah sao sar sas sau sca scc scg sch sco scr scs scu sga sgc sgg sgh sgo sgr sgs sgu sh- sha shc shg shh sho shr shs shu soa soc sog soh soo sor sos sou sr- sra src srg srh sro srr srs ss- ssa ssc ssg ssh sso ssr sss ssu sua suc sug suh suo sur sus suu ua- uaa uac uag uah uao uar uas uau uca ucc ucg uch uco ucr ucs ucu uga ugc ugg ugh ugo ugr ugs ugu uha uhc uhh uho uhr uhs uhu uoa uoc uog uoo uor uos ur- ura urc urg uro urr urs uru usa usc usg ush uso usr uss usu uua uuc uug uur uus uuu