-er -ey eee eek eem een eeo eer eey eke eko ekr eky em- eme emk emm emn emo emr en- ene enk enm enn eno enr eny eo- eoe eok eom eon eoo eor ere erk erm ern ero err ery eye eym eyn eyo eyr ke- kee kek kem ken keo ker key kke kkk kkm kkn kkr kky kme kmk kmm kmo kn- kne knk knm knn kno knr koe kok kom kon koo kor koy krk krn kro krr kry kye kym kyn kyo kyr m-o m-r mee mek mem men meo mer mey mke mkk mkm mkn mko mkr mky mme mmk mmm mmn mmo mmr mne mnk mnm mnn mno mnr moe mok mom mon moo mor moy mre mrk mrm mrn mro mrr mry my- mye myk mym myn myo myr ne- nee nek nem nen neo ner ney nke nkk nkm nkn nko nkr nky nme nmk nmm nmn nmo nmr nne nnk nnm nnn nno no- noe nok nom non noo nor noy nre nrk nrm nrn nro nrr nry nye nyk nym nyn nyo nyy oee oem oen oeo oer oey oke okk oko okr om- ome omm omn omo omr omy on- one onk onn ono onr ony oo- ook oom oon ooo oor or- ore ork orm orn oro orr ory oye oyo re- ree rek rem ren reo rer rey rke rkk rkm rko rky rme rmm rmn rmo rmr rnm rnn rno rnr rny roe rok rom ron roo ror roy rrk rrm rrn rrr ry- rye ryk rym ryn ryo ryr ryy yee yek yem yen yeo yer yey ykk ykm ykn yme ymm ymo yne ynk ynn yny yoe yok yom yon yoo yor yoy yre yrn yro yye yyy