-ey eee eek eeo eet eey eke eko ekt eky eo- eoe eok eoo eot ete etk eto ett ety eye eyo eyt k-t ke- kee kek keo ket key kke kkk kkt kky koe kok koo kot koy kte ktk kto ktt kye kyo kyt oee oeo oet oey oke okk oko oo- ook ooo oot ot- ote otk oto ott oye oyo te- tee tek teo tet tey tke tkk tko tkt tky to- toe tok too tot toy tte ttk tto ttt tty tye tyo tyt yee yek yeo yet yey ykk yoe yok yoo yot yoy yte ytk yto ytt yye yyt yyy