-er -ey a-a aaa aad aae aao aap aar aay ad- ada add ade ado adp adr ady aea aed aee aeo aep aer aey aoa aod aoe aoo aop aor ap- apa apd ape apo app apr apy ar- ara ard are aro arp arr ary ay- aya ayd aye ayo ayp ayr daa dad dae dao dap dar day dda ddd dde ddo ddp ddr ddy de- dea ded dee deo dep der dey doa dod doe doo dop dor doy dpa dpd dpe dpo dpp dpr dra drd dre dro drp drr dry dy- dya dyd dye dyo dyp dyr dyy eaa ead eae eao eap ear ed- eda edd ede edo edp edr edy eea eed eee eeo eep eer eey eo- eoa eod eoe eoo eop eor ep- epa epd epe epo epp epr era erd ere ero erp err ery eya eyd eye eyo eyp eyr oaa oad oae oao oap oar oda odd ode odo odp odr oea oed oee oeo oep oer oey oo- ooa ood ooo oop oor op- opa opd ope opo opp opr opy or- ora ord ore oro orp orr ory oya oyd oye oyo p-p paa pad pae pao pap par pay pda pdd pde pdo pdp pdr pea ped pee peo pep per pey poa pod poe poo pop por poy ppa ppd ppe ppo ppp ppr pra prd pre pro prp prr pry py- pya pyd pye pyo pyr ra- raa rad rae rao rap rar ray rda rdd rde rdo rdp rdr rdy re- rea red ree reo rep rer rey roa rod roe roo rop ror roy rpa rpd rpe rpo rpp rpr rra rrd rrp rrr ry- rya ryd rye ryo ryr ryy yaa yad yae yao yap yar yay yda yde ydo ydy yea yed yee yeo yep yer yey yod yoe yoo yop yor yoy ypa ypd ypo yra yre yro yrp yye yyy