-er -ey -up eee eek een eep eer eey eke ekp ekr eku eky en- ene enk enn enp enr enu eny ep- epe epn epp epr epu ere erk ern erp err eru ery eu- eue eun eup eur eye eyn eyp eyr ke- kee kek ken kep ker key kke kkk kkn kkp kkr kku kky kn- kne knk knn knp knr knu kpe kpk kpn kpp kpr kpu krk krn krp krr kru kry kue kuk kun kup kur kuu kuy kye kyn kyp kyr kyu ne- nee nek nen nep ner neu ney nke nkk nkn nkp nkr nku nky nne nnk nnn nnp nnu npe npn npp npr npu nre nrk nrn nrp nrr nru nry nue nuk nun nup nur nuu nuy nye nyk nyn nyp nyu nyy p-p pee pek pen pep per peu pey pke pkn pkp pkr pku pky pn- pne pnk pnn pnp pnr pnu pny ppe ppk ppn ppp ppr ppu pre prk prn prp prr pru pry pue puk pun pup pur puu puy py- pye pyk pyn pyr pyu re- ree rek ren rep rer reu rey rke rkk rkp rku rky rnn rnp rnr rnu rny rpe rpk rpn rpp rpr rpu rrk rrn rrp rrr rru rue ruk run rup rur ruu ruy ry- rye ryk ryn ryr ryu ryy uee uen uep uer uey uke ukk ukn ukp ukr uku un- une unk unn unp unr unu uny up- upe upk upn upp upr upu ur- ure urk urn urp urr uru ury uue uun uur uuu uyu yee yek yen yep yer yey ykk ykn yne ynk ynn ynp ynu yny ypu yre yrn yrp yru yue yuk yun yup yur yuu yuy yye yyu yyy