eeee eeke eero eete eetu ekek eker eket ekpe ekpo ekur eore eoto epee eper epor epot eppo eppp epro eprp epte erer eret erke eroe eroo erpe erre erro ertu erur etee eter etoe etok etre etro ette etto ettu euer eur- eure euro eurt keek keep keer keet keke keko keku keok kep- kepe kept kepu ker- kere kerk kero kerp kerr kert keru ket- kete ketk keto ketp ketr kett ketu keup keur kkkk kkoo kkor kkot kkpk kkpt kkre kkrk kkro kkrr kkrt kktk kktu kkup kkut kkuu koke kokk koko kokp kokr koku kook kooo koop koor koot koou kope kopp kopr kopt kopu kore kork koro korr kort koru kote kotk koto kotr kott kotu koue kour kout kouu kpek kper kpet kpke kpkk kpkr kpoe kpok kpoo kpop kpou kppk kppo kppp kppr kpre kprk kpro kprp kprr kprt kpru kpte kpto kptr kptt kpur kree krek kreo kret kreu krke krkk krko krkr krku kroe krok kroo krop kror krpr krpt krpu krre krrk krro krrr krrt krtk krto krtr krue kruk krup krur ktee ktek ktep ktke ktkk ktko ktkr ktkt ktku ktoe ktok ktoo ktop ktor ktot ktpk ktpo ktpr ktpt ktre ktrk ktro ktrp ktrr ktrt ktru kttk ktto kttp kttr kttt kttu kuek kueu kuke kukk kuku kuok kuoo kuop kupe kupr kupt kupu kure kurk kuro kurr kurt kuru kute kuto kutp kutr kutt kutu kuuk kuur kuuu o-eo oere oker oket okko okok okor okot okpe okpo okre okro okto okur ooer ooku oooo oore oort ootp opep oper opet opo- opor oppo opto ore- orek oreo orer orke orko oro- oroe orok oror orot orpe orro orte orto orup otee otep oter oto- otoe otok otoo otor otpp otre otro otte otto ottu otur ouer oupe our- oure ouro ourt out- oute outo ouu- peek peep peer peet peke pekk peko peor peou pepe pepo per- pere perk pero perp perr pert peru pete peto petr pett peur peut poer poet poke poko poku pook poop poor poot pop- pope popo popp popt pore pork poro porr port pote poto pott potu pouk poup pour pout pper pppo pppp ppru pptt ppur pre- pree prek prep pret preu pro- proe proo prop prot prou prtp prtr prue prut pruu pter ptop pttk pu-e pueo puer puet pueu puke puku pupe pupu pur- pure puro purp purr puru put- pute puto putt putu reek reep reet reke reko rekt reop reot reou repe repo repp repr rept repu rere rero rert reru rete reto retr rett reue reuk reup reut reuu roer roet roke rokk roko rokr roku rook roop roor root rope ropo rore rork roro rort roru rote rotk roto rotr rott roue rouk roup rout rpet rpoe rrrr rtee rttp ruer ruet ruke rukk ruku ruok rupe rupp rupt rure ruro rurp ruru rute ruto rutt rutu teek teer teet teke teok teor tepe tepp tepu ter- tere terk tero terp terr teru tete teto tetr tett tetu teuk teut toee toek toer toet toke toko toku took toor toot top- tope topo topp topt topu tore tork toro torp torr tort toru tote toto totr tott touk toup tour tout tper tpke tppp tppr tpte tptp tptr tput tre- tree trek treo tret treu troe troo trop trot trou trpe trpp trte trtr true truk trut truu tteo tter ttoe ttop tttt tuer tuet tuke tuko tuor tupe tupo tupu ture turk turo turp turr turt turu tute tuto tutt tutu tuuo u-rp ukek ukeu ukko ukok ukup ukur uoke uor- uore upor uppe uppp uppu upto upup ure- uret urke uro- urok uroo urpo urre urte uruk urup urur urut utep uter utor utto uttu uuuu