eeee eeke eery ekek eker ekpe ekur epee eper eppp eppy eprp erer erke erpe erre erur erye euer eur- eure eury eyer eyey eyke eype eyre eyry eyup eyyr keek keep keer keke keku kep- kepe kepu kepy ker- kere kerk kerp kerr keru keup keur keye keyu keyy kkkk kkpk kkre kkrk kkrr kkup kkuu kkyy kpek kper kpke kpkk kpkr kpky kppk kppp kppr kpre kprk kprp kprr kpru kpur kpyk kpyr kree krek kreu krke krkk krkr krku krky krpr krpu krre krrk krrr krry krue kruk krup krur krye kryk kryp kryy kuek kueu kuke kukk kuku kuky kupe kupr kupu kure kurk kurr kuru kury kuuk kuur kuuu kuyu kuyy kyee kyke kykk kykr kyky kyp- kype kypr kyre kyrk kyuk kyur kyuu kyyk kyyy peek peep peer peke pekk pepe per- pere perk perp perr peru pery peur peyr pper pppp ppru ppur ppye pre- pree prek prep preu prey prky prue pruu pryk pu-e puer pueu puke puku puky pupe pupu pupy pur- pure purp purr puru pury puy- pyep pyke pykk pype pypy pyr- pyre pyrk pyry reek reep reke reky repe repp repr repu repy rere reru rery reue reuk reup reuu reye reyk rrrr ruer ruke rukk ruku rupe rupp rupy rure rurp ruru ryke rype ryue ryuk u-rp ukek ukeu ukky ukup ukur uppe uppp uppu uppy upup ure- urey urke urre urry uruk urup urur uuuu uyre ye-u yeek yeep yeer yeke yepe yepp yere yerk yerr yery yeue yeuk yeye yeyr ykep ykey yrke yuer yuke yuku yuky yure yury yuye yuyu yyyy