-er -ey a-a aaa aad aae aak aap aar aay ad- ada add ade adk adp adr ady aea aed aee aek aep aer aey aka akd ake akk akp akr ap- apa apd ape apk app apr apy ar- ara ard are ark arp arr ary ay- aya ayd aye ayk ayp ayr daa dad dae dak dap dar day dda ddd dde ddk ddp ddr ddy de- dea ded dee dek dep der dey dka dke dkk dkp dkr dpa dpd dpe dpk dpp dpr dra drd dre drk drp drr dry dy- dya dyd dye dyk dyp dyr dyy eaa ead eae eak eap ear ed- eda edd ede edk edp edr edy eea eed eee eek eep eer eey eka ekd eke ekp ekr eky ep- epa epd epe epp epr era erd ere erk erp err ery eya eyd eye eyp eyr ka- kaa kad kae kak kap kar kay kda kde kdk kdp kdr kdy ke- kea ked kee kek kep ker key kke kkk kkp kkr kky kpa kpd kpe kpk kpp kpr kra krd krk krp krr kry kya kyd kye kyp kyr p-p paa pad pae pak pap par pay pda pdd pde pdk pdp pdr pea ped pee pek pep per pey pka pkd pke pkp pkr pky ppa ppd ppe ppk ppp ppr pra prd pre prk prp prr pry py- pya pyd pye pyk pyr ra- raa rad rae rak rap rar ray rda rdd rde rdp rdr rdy re- rea red ree rek rep rer rey rke rkk rkp rky rpa rpd rpe rpk rpp rpr rra rrd rrk rrp rrr ry- rya ryd rye ryk ryr ryy yaa yad yae yak yap yar yay yda yde ydy yea yed yee yek yep yer yey yka ykk ypa ypd yra yre yrp yye yyy