-ey ddd dde ddk ddo ddp ddy de- ded dee dek deo dep dey dke dkk dko dkp dod doe dok doo dop doy dpd dpe dpk dpo dpp dy- dyd dye dyk dyo dyp dyy ed- edd ede edk edo edp edy eed eee eek eeo eep eey ekd eke eko ekp eky eo- eod eoe eok eoo eop ep- epd epe epo epp eyd eye eyo eyp kde kdk kdo kdp kdy ke- ked kee kek keo kep key kke kkk kkp kky kod koe kok koo kop koy kpd kpe kpk kpo kpp kyd kye kyo kyp odd ode odo odp oed oee oeo oep oey okd oke okk oko okp oo- ood ook ooo oop op- opd ope opk opo opp opy oyd oye oyo p-p pdd pde pdk pdo pdp ped pee pek peo pep pey pkd pke pko pkp pky pod poe pok poo pop poy ppd ppe ppk ppo ppp py- pyd pye pyk pyo yde ydo ydy yed yee yek yeo yep yey ykk yod yoe yok yoo yop yoy ypd ypo yye yyy