eeee eero eete eetu eore eoto epee eper epor epot eppo eppp epro eprp epte eqpt equ- eque equo erer eret eroe eroo erpe erre erro ertu erur etee eter etoe etre etro ette etto ettu euer eur- eure euro eurt o-eo oere ooer oooo oore oort ootp opep oper opet opo- opor oppo opqr opto oque ore- oreo orer oro- oroe oror orot orpe orro orte orto orup otee otep oter oto- otoe otoo otor otpp otre otro otte otto ottu otur ouer oupe our- oure ouro ourt out- oute outo outq ouu- peep peer peet peor peou pepe pepo per- pere pero perp perq perr pert peru pete peto petr pett peur peut poer poet poop poor poot pop- pope popo popp popt pore poro porr port pote poto pott potu poup pour pout pper pppo pppp ppru pptt ppur pre- pree prep pret preu pro- proe proo prop prot prou prtp prtr prue prut pruu pter ptop pu-e pueo puer puet pueu pupe pupu pur- pure puro purp purr puru put- pute puto putt putu qeep qere qero qerq qoop qore qqqq quee quep quer quet quop quor quot quro qute quu- reep reet reop reot reou repe repo repp repr rept repu rere rero rert reru rete reto retr rett reue reup reut reuu roer roet roop roor root rope ropo rore roro rort roru rote roto rotr rott roue roup rout rpet rpoe rrrr rtee rttp ruer ruet rupe rupp rupt rure ruro rurp ruru rute ruto rutt rutu teer teet teor tepe tepp tepu ter- tere tero terp terr teru tete teto tetr tett tetu teut toee toer toet toor toot top- tope topo topp topt topu tore toro torp torq torr tort toru tote toto totr tott toup tour tout tper tppp tppr tpte tptp tptr tput tre- tree treo tret treu troe troo trop trot trou trpe trpp trte trtr true trut truu tteo tter ttoe ttop tttt tuer tuet tuor tupe tupo tupu ture turo turp turr turt turu tute tuto tutt tutu tuuo u-rp uor- uore upor uppe uppp uppu upto upup ure- uret uro- uroo urpo urre urte urup uruq urur urut utep uter utor utto uttu utuq uuuu