a-a aaa aad aak aao aar aas aay ad- ada add adk ado adr ads ady aka akd akk ako akr aks aoa aod aok aoo aor aos ar- ara ard ark aro arr ars ary as- asa asd ask aso asr ass asy ay- aya ayd ayk ayo ayr ays daa dad dak dao dar das day dda ddd ddk ddo ddr dds ddy dka dkk dko dkr dks doa dod dok doo dor dos doy dra drd drk dro drr drs dry dsa dsd dsk dso dsr dss dsy dy- dya dyd dyk dyo dyr dys dyy ka- kaa kad kak kao kar kas kay kda kdk kdo kdr kds kdy kkk kkr kks kky koa kod kok koo kor kos koy kra krd krk kro krr krs kry ksa ksd ksk kso ksr kss kya kyd kyo kyr kys oaa oad oak oao oar oas oda odd odo odr ods oka okd okk oko okr oks oo- ooa ood ook ooo oor oos or- ora ord ork oro orr ors ory os- osa osd osk oso osr oss oya oyd oyo oys ra- raa rad rak rao rar ras ray rda rdd rdo rdr rds rdy rkk rko rks rky roa rod rok roo ror ros roy rra rrd rrk rrr rrs rsa rsd rsk rso rsr rss ry- rya ryd ryk ryo ryr rys ryy saa sad sak sao sar sas say sda sdd sdk sdo sdr sds sdy sk- ska skd skk sko skr sks sky soa sod sok soo sor sos soy sr- sra srd srk sro srr srs sry ss- ssa ssd ssk sso ssr sss sy- sya syd syk syr sys yaa yad yak yao yar yas yay yda ydo yds ydy yka ykk yod yok yoo yor yos yoy yra yro yrs ysa ysk yso ysr yss ysy yys yyy