-ey eee eek eeo ees eet eey eie eii eik eio eis eit eke eki eko eks ekt eky eo- eoe eoi eok eoo eos eot es- ese esi esk eso ess est esy ete eti etk eto ets ett ety eye eyo eys eyt ie- iee iei iek ies iet iey iie iii iio iis iit ike iki ikk iko iks ikt io- ioe ioi ioo ios iot is- ise isi isk iso iss ist isy ite iti itk ito its itt ity iye iyo iys iyt iyy k-t ke- kee kei kek keo kes ket key kie kii kik kio kis kit kke kki kkk kks kkt kky koe koi kok koo kos kot koy kse ksi ksk kso kss kst kte ktk kto kts ktt kye kyo kys kyt o-i oee oei oeo oes oet oey oie oii oik oio ois oit oke oki okk oko oks oo- ooi ook ooo oos oot os- ose osi osk oso oss ost ot- ote oti otk oto ots ott oye oyi oyo oys se- see sei sek seo ses set sey sie sii sik sio sis sit sk- ske ski skk sko sks skt sky soe soi sok soo sos sot soy ss- sse ssi ssk sso sss sst ste sti stk sto sts stt sty sy- sye syi syk sys syt te- tee tei tek teo tes tet tey tie tii tik tio tis tit tiy tke tkk tko tks tkt tky to- toe toi tok too tos tot toy tse tsi tsk tso tss tst tsy tte tti ttk tto tts ttt tty tye tyo tys tyt yee yei yek yeo yes yet yey yie yii yio yis yit yki ykk yoe yoi yok yoo yos yot yoy yse ysi ysk yso yss yst ysy yte ytk yto yts ytt yye yys yyt yyy