osti ostr osts osve otee oter otes otic otis otit oto- otoe otog otoo otor otos otov otre otro otrs otse otsg otso otsu otte otti otto otts ottu otur otus oucc ouer ouge ouie ouii ouir ouis ouit our- oure ouro ours ourt ouse oust out- oute outi outo outs ouu- ovcs ovee over ovet ovi- ovie ovis ovo- ovoo ovot ovre rccc rccs rcet rcgc rcic rcis rcos rcrg rcsc rcsi rcss rctc rctg rcti rcts rctv rcuv rcvr rcvs recc rece reci recr recs rect recu rees reet reev rege regi rego regr regs regt regu reii reir reis reit reiu reog reos reot reou rere rerg reri rero rers rert reru rese resi reso ress rest rete reti reto retr rets rett reue reus reut reuu reve revi revo revs rgit rgtr rgts ricc rice rico rics rict rier ries riet rieu rige rigg rigi rigo rigs rigu riis rios riot riou rire riri rirs risc rise risi riso riss rist risu rite riti rito rits ritt ritu riue rius rive rivo rivs rocc roce roco rocs roeg roer roes roet roev roge rogg rogi rogo roig roio roir rois roit roiu roog rooi roor roos root rorc rore rori roro rort roru rosc rose rosi roso ross rost rotc rote rotg roti roto rotr rots rott roue rous rout rove rovi rovo rovs rrrr rscc rscs rsee rsgc rsis rsos rsre rsts rstu rtcc rtce rtcg rtee rtei rtes rtgs rtss rtts rtve rtvi ruce ruci ruct ruer rues ruet ruge rugg rugi rugs ruis ruit rurc rure ruri ruro rurs ruru ruse rusi ruso russ rust rusu rute ruti ruto ruts rutt rutu ruve ruvi ruvu rv-c rver s-ic s-ii s-iv s-os s-vt sccc scce sccs scct scec scee sceg scer scet scgs sci- scic scie scio scir scis scit sciv scog scoo scor scot scr- scrc scre scri scrs scsc scsi scso scsr scst scsu sctc scto sctr scts sctv scug scur scut se-c se-e se-g se-i se-o se-s se-t se-u sec- secc sece secg seco secr secs sect secu secv seec seeg seer sees seet seeu sege segg segi sego segs segu seie seii seir seis seit seiu seoc seoi serc sere serg seri sero serr sers sert seru serv sesc sese sesi seso sess sest set- setc sete seti seto sets sett seui seur seve sevi sgce sgcg sger sges sggg sggs sgic sgio sgro sgss sgsv sgts sicc sice sici sico sics sicu siec sieg sier sies sige sigg sigi sigo sigs siit sioe sior sios siot siou sirc sire siri siro sirr sirs sirt siru sisc sise sisi siss sist sisu sit- sitc site siti sito sits sitt situ siue siui sius siut sive sivi soce soci soco socr socs soec soeo soes sogi sogo sogs soic soie soir sois soit soog soor soos soot sore sorg sori soro sorr sors sort soru sose sosi soso soss sost sosv sotc sote soto sots sotu soue sour sous sout sove sovo sovs sovu srcc srct srec sreo sres sris sros srtr srtv sscc ssce ssci sscs ssec ssee sses sset ssgs ssgt ssis ssit ssoc ssot ssrc ssrg ssri ssrs sssc sssi ssss sstc ssts st-v stcc stcs stcu stec stee steg steo ster stes stet stev stge stgr stic stie stig stio stir stis stit stoe stog stoo stor stos stot stou strc stre stri stro strs stru stsi stss sttc sttr stuc stue stug stur stus stut stuv stvs suc- succ suci sucr sucs suee suer sues suet sueu suev sug- suge sugg sugi sugo suie suig suio suir suis suit suor suos sur- surc sure surg suri suro surr surs surt suru surv sus- suse susi suso suss sust susu sute suti suto sutu suus suvi suvs svcc svce svcs svec sveg svet svic svir svit svor svrg svsc svtr tccc tccu tcos tcov tctc tcts teco tecr tecs tect teec teer tees teet teev tegg tegi tego tegs tegt tegu teic teie teir teis teiu teor teos ter- terc tere teri tero terr ters teru tesc tese teso tess test tete teti teto tetr tets tett tetu teut tgcc tgtc tgts ticc tice tico tics tie- tiee tiei tieo tier ties tiet tige tigi tigr tigs tiit tiiu tios tiou tire tiri tiro tirr tirs tiru tise tisi tiso tiss tist titc tite titi tito tits titt titu tivi tivo toce toci toco toee toei toer toes toet toge togo togr togs togt toie tois toit toor toos toot torc tore torg tori toro torr tors tort toru torv tosc tose tosi toso toss tost tosu totc tote toti toto totr tots tott toug toui tour tous tout touv tove tovo trcc tre- trec tree treg trei treo tres tret treu trev trge tri- tric trie trig trio tris trit troc troe trog troi troo tros trot trou trsi trst trtc trte trtr truc true trug trus trut truu trvs tscc tscg tsec tses tset tsgt tsig tsis tsiv tsoi tsos tsou tsse tssg tssi tssr tsst tstc tsts tsui tsvi tteo tter ttoe ttss tttt tucc tuco tuei tuer tues tuet tugg tugs tugu tuig tuis tuit tuiu tuor tuos turc ture turg turi turo turr turs turt turu tusc tusi tuss tust tute tuti tuto tuts tutt tutu tuuo tver tves tvgc tvis tvos tvri tvro tvrr tvss tvtv u-ie ucci uces ucio ucos ucrc ucsc ucst ucsu uctv ucut ueir uers uess ugcc ugcg ugeo uggo uggs uggt ugis ugos ugri ugro ugur uguu uies uige uirr uise uist uits uocc uor- uore uovo urci ure- ures uret urge urgi urgu uric urie uris uriu uro- uroo urre urri urse ursi urso urss ursu urte urts urur urus urut urve uscc usce uscg usco uscs usee user uses uset usgo usie usis usoc usoe usog usoi usos usov ussc usse ussr usss usst ussu ustc uste usti usto usts usui usus utec uter utes utis utor utri utsc utti utto uttu utug uuoc