a-a aaa aad aah aak aao aar aas ad- ada add adh adk ado adr ads aha ahd ahh ahk aho ahr ahs aka akd akh akk ako akr aks aoa aod aoh aok aoo aor aos ar- ara ard arh ark aro arr ars as- asa asd ash ask aso asr ass daa dad dah dak dao dar das dda ddd ddh ddk ddo ddr dds dh- dha dhd dhh dhk dho dhr dhs dka dkk dko dkr dks doa dod doh dok doo dor dos dra drd drk dro drr drs dsa dsd dsh dsk dso dsr dss haa had hah hak hao har has hda hdd hdh hdk hdo hdr hds hha hhd hhh hhk hho hhr hhs hka hkd hkh hkk hko hkr hks hoa hod hoh hok hoo hor hos hr- hra hrd hrh hrk hro hrr hrs hsa hsd hsh hsk hsr hss ka- kaa kad kah kak kao kar kas kda kdh kdk kdo kdr kds kha khh khk kho khr khs kkh kkk kkr kks koa kod koh kok koo kor kos kra krd krk kro krr krs ksa ksd ksh ksk kso ksr kss oaa oad oah oak oao oar oas oda odd odh odo odr ods oha ohd ohh oho ohr ohs oka okd okk oko okr oks oo- ooa ood ooh ook ooo oor oos or- ora ord orh ork oro orr ors os- osa osd osh osk oso osr oss ra- raa rad rah rak rao rar ras rda rdd rdh rdo rdr rds rh- rha rhd rhh rho rhr rhs rkk rko rks roa rod roh rok roo ror ros rra rrd rrh rrk rrr rrs rsa rsd rsh rsk rso rsr rss saa sad sah sak sao sar sas sda sdd sdh sdk sdo sdr sds sh- sha shd shh shk sho shr shs sk- ska skd skh skk sko skr sks soa sod soh sok soo sor sos sr- sra srd srh srk sro srr srs ss- ssa ssd ssh ssk sso ssr sss