a-a aaa aad aag aak aao aar aas ad- ada add adg adk ado adr ads ag- aga agd agg agk ago agr ags aka akd akg akk ako akr aks aoa aod aog aok aoo aor aos ar- ara ard arg ark aro arr ars as- asa asd asg ask aso asr ass daa dad dag dak dao dar das dda ddd ddg ddk ddo ddr dds dga dgd dgg dgk dgr dgs dka dkg dkk dko dkr dks doa dod dog dok doo dor dos dra drd drg drk dro drr drs dsa dsd dsg dsk dso dsr dss g-d gaa gad gag gak gao gar gas gda gdd gdk gdo gdr gds gga ggd ggg ggo ggr ggs gka gkd gko gks goa god gog gok goo gor gos gra grd grg grk gro grr grs gsa gsd gsg gsk gso gsr gss ka- kaa kad kag kak kao kar kas kda kdg kdk kdo kdr kds kga kgd kgo kgs kkk kkr kks koa kod kog kok koo kor kos kra krd krg krk kro krr krs ksa ksd ksg ksk kso ksr kss oaa oad oag oak oao oar oas oda odd odg odo odr ods oga ogd ogg ogo ogs oka okd okg okk oko okr oks oo- ooa ood oog ook ooo oor oos or- ora ord org ork oro orr ors os- osa osd osg osk oso osr oss ra- raa rad rag rak rao rar ras rda rdd rdg rdo rdr rds rga rgd rgg rgk rgo rgr rgs rkg rkk rko rks roa rod rog rok roo ror ros rra rrd rrg rrk rrr rrs rsa rsd rsg rsk rso rsr rss saa sad sag sak sao sar sas sda sdd sdg sdk sdo sdr sds sga sgd sgg sgk sgo sgr sgs sk- ska skd skg skk sko skr sks soa sod sog sok soo sor sos sr- sra srd srg srk sro srr srs ss- ssa ssd ssg ssk sso ssr sss