-ey a-a aaa aae aak aao aap aay aea aee aek aeo aep aey aka ake akk ako akp aoa aoe aok aoo aop ap- apa ape apk apo app apy ay- aya aye ayk ayo ayp eaa eae eak eao eap eea eee eek eeo eep eey eka eke eko ekp eky eo- eoa eoe eok eoo eop ep- epa epe epo epp eya eye eyo eyp ka- kaa kae kak kao kap kay ke- kea kee kek keo kep key kke kkk kkp kky koa koe kok koo kop koy kpa kpe kpk kpo kpp kya kye kyo kyp oaa oae oak oao oap oea oee oeo oep oey oka oke okk oko okp oo- ooa ook ooo oop op- opa ope opk opo opp opy oya oye oyo p-p paa pae pak pao pap pay pea pee pek peo pep pey pka pke pko pkp pky poa poe pok poo pop poy ppa ppe ppk ppo ppp py- pya pye pyk pyo yaa yae yak yao yap yay yea yee yek yeo yep yey yka ykk yoe yok yoo yop yoy ypa ypo yye yyy