-er -ey a-a aaa aad aae aak aao aar aas aay ad- ada add ade adk ado adr ads ady aea aed aee aek aeo aer aes aey aka akd ake akk ako akr aks aoa aod aoe aok aoo aor aos ar- ara ard are ark aro arr ars ary as- asa asd ase ask aso asr ass asy ay- aya ayd aye ayk ayo ayr ays daa dad dae dak dao dar das day dda ddd dde ddk ddo ddr dds ddy de- dea ded dee dek deo der des dey dka dke dkk dko dkr dks doa dod doe dok doo dor dos doy dra drd dre drk dro drr drs dry dsa dsd dse dsk dso dsr dss dsy dy- dya dyd dye dyk dyo dyr dys dyy eaa ead eae eak eao ear eas ed- eda edd ede edk edo edr eds edy eea eed eee eek eeo eer ees eey eka ekd eke eko ekr eks eky eo- eoa eod eoe eok eoo eor eos era erd ere erk ero err ers ery es- esa esd ese esk eso esr ess esy eya eyd eye eyo eyr eys ka- kaa kad kae kak kao kar kas kay kda kde kdk kdo kdr kds kdy ke- kea ked kee kek keo ker kes key kke kkk kkr kks kky koa kod koe kok koo kor kos koy kra krd krk kro krr krs kry ksa ksd kse ksk kso ksr kss kya kyd kye kyo kyr kys oaa oad oae oak oao oar oas oda odd ode odo odr ods oea oed oee oeo oer oes oey oka okd oke okk oko okr oks oo- ooa ood ook ooo oor oos or- ora ord ore ork oro orr ors ory os- osa osd ose osk oso osr oss oya oyd oye oyo oys ra- raa rad rae rak rao rar ras ray rda rdd rde rdo rdr rds rdy re- rea red ree rek reo rer res rey rke rkk rko rks rky roa rod roe rok roo ror ros roy rra rrd rrk rrr rrs rsa rsd rse rsk rso rsr rss ry- rya ryd rye ryk ryo ryr rys ryy saa sad sae sak sao sar sas say sda sdd sde sdk sdo sdr sds sdy se- sea sed see sek seo ser ses sey sk- ska skd ske skk sko skr sks sky soa sod soe sok soo sor sos soy sr- sra srd sre srk sro srr srs sry ss- ssa ssd sse ssk sso ssr sss sy- sya syd sye syk syr sys yaa yad yae yak yao yar yas yay yda yde ydo yds ydy yea yed yee yek yeo yer yes yey yka ykk yod yoe yok yoo yor yos yoy yra yre yro yrs ysa yse ysk yso ysr yss ysy yye yys yyy