oost oots orce orco orcs ore- orec orel oreo orer ores orle orlo oro- oroe oror oros orot orro orrs orse orso ortc orte orto orts orve orvr orvs oscc osce oscl osco osec osee osel oser oses oset oslo osoo osor osos osov osro osse osso ostc oste ostr osts osve otcl otee oter otes oto- otoe otoo otor otos otov otre otro otrs otse otso otte otto otts ovcs ovee over ovet ovo- ovol ovoo ovot ovre rccc rccs rcet rcle rcls rcos rcsc rcsl rcss rctc rcts rctv rcvr rcvs recc rece recr recs rect reel rees reet reev rele rell relo rels relt reol reos reot rere rero rers rert rese reso ress rest rete reto retr rets rett reve revo revs rlcs rlee rlls rocc roce roco rocs roel roer roes roet roev role roll rolo rolt rool roor roos root rorc rore roro rort rosc rose roso ross rost rotc rote rotl roto rotr rots rott rove rovo rovs rrle rrrr rscc rscs rsee rslc rsos rsre rssl rsts rtcc rtce rtee rtes rtle rtls rtlt rtss rtts rtve rv-c rver s-os s-vt sccc scce sccl sccs scct scec scee scel scer scet scl- sclc scls scol scoo scor scot scr- scrc scre scrs scsc scsl scso scsr scst sctc sctl scto sctr scts sctv se-c se-e se-o se-s se-t sec- secc sece seco secr secs sect secv seec seel seer sees seet sele sell selo sels selt seoc seol serc sere sero serr sers sert serv sesc sese seso sess sest set- setc sete setl seto sets sett seve sevl slcc slee sler sles slet sloc sloe sloo slos slot slrc slre slrs slsc slst slts soce socl soco socr socs soec soel soeo soes sole soll solo solr sols solt solv sool soor soos soot sore soro sorr sors sort sose soso soss sost sosv sotc sote sotl soto sots sove sovo sovs srcc srct srec sreo sres srlv sros srtr srtv srvl sscc ssce sscs ssec ssee sses sset sslc ssle sslt ssoc ssot ssrc ssrl ssrs sssc ssss sstc sstl ssts st-v stcc stcs stec stee stel steo ster stes stet stev stlc stle stlo stlt stoe stol stoo stor stos stot strc stre stro strs stss sttc sttr stvs svcc svce svcs svec svet svor svsc svtr tccc tcos tcov tctc tcts tecl teco tecr tecs tect teec teel teer tees teet teev tel- telc tele tell telo tels telt teor teos ter- terc tere tero terr ters tesc tese tesl teso tess test tete teto tetr tets tett tevl tlco tlos tlrs toce toco toee toer toes toet tol- tole toll tolo tolt tool toor toos toot torc tore toro torr tors tort torv tosc tose toso toss tost totc tote toto totr tots tott tove tovo trcc trcl tre- trec tree treo tres tret trev troc troe troo tros trot trst trtc trte trtr trvl trvs tscc tsec tses tset tsol tsos tsse tssr tsst tstc tsts tteo tter ttoe ttss tttt tvel tver tves tvos tvro tvrr tvss tvtv vcrs vecc veel veer vees veet vel- vele vell velo vels velt veol veor ver- vere verl vero vers vert vesc vese vess vest vete veto vetr vets veve vevo vlcc vloc vlos vlvt voce voel voer voes voet volc vole voll volo vols volt vooc vool voor voot vor- vore voro vors vort vose voso voss vote voto vreo vret vroc vrot vrse vrto vsee vsel vses vsoe vssc vsse vssl vsto vtec vtes vtls vtol vtrs vtvl vver vvvv

-tree c-cor c-evo c-tec ccccc cccsl ccctv ccell ccett ccrcl ccrel cctrl ceco- cecos ceele ceelo ceere ceese celco celer celes cell- celle cello cells celo- celos celov celse celso celss celte celts ceoce ceoor ceorl ceose cerc- cerce cerco cercs cerec cerer ceres ceret cero- ceroc ceros cerre cerro cerrs cerse cerss certe certs cervo cesce cescr cesov cesse ceste cests cetes ceto- cette cleco cleer cleet cleos clerc clere cless clete cleto clett cleve clevo clevr cloes cloor cloos cloot clore clort close closo closs clost clote clots clove co-co cocc- cocce cocco coceo cocle cocol cocos cocto coel- coelo coels coers coest coete coeve cole- colee colel coleo coler coles colet coll- colle collo colls colo- color colos colre colts cooee cooer coole coolo cools coore coors coost coote coots corce core- coree corel corer cores coro- corol corot corre corrl corrs corse corso corss corte corto corts cortv corve corvo cosco cosec coser coses coset cosse cost- coste costo costs cotel coter cotes cotle cotos cotso cott- cotte cotto cotts covel coveo cover coves covet crece creel creer crees crele crell creo- creos creot cresc crese creso cress crest crete creve crlcs croce croco crocs croes croll crooe crool croos croot crore crose cross crost crote crots crott crove crrel crres cselt csere cstcc cstvt ctree ctrlc ctrls ctrol cttee cvrce cvtcs eccle ecole ecolo ecorv ecots ecser ecto- ector ectot eeeee eelco eeler eeros eevee eever eeves elcor elcot elecs elect eleet elele eleo- eleos eleot elers eless elest elets eleve elevs ellel eller elles ellet elloe ellos eloee elole eloor elore eloro eloso elote elrec elros elser elses elsol eltro eltrs elver elves elvet eorre eoste ercol erecs erect erere erest erets ereve erles eroes eroor eroos erore erose eross eroto erres errol error erses erste ersts erte ertel erter ertes esces escle escos escot escrt esect esels esere esrel essel esser esses essor essse estce estee estel ester estes estet estoc estos estre estro etest etete etoll etool etoro etree etres ettel etter ettes ettle evell evere evero everr evers evert evese evest evete evets evett eveve evoes evolo evolv evoor evote evres evros evvol lecce lecco leces lects leece leeco leell leere leers leert leese leest leets leeve leles lelle lelov leose leove lerer leroc leros lerot lesce leser lesse leste lesto letos letot letov letre lette letto letts levec levee level lever leves levet levo- levor levre