oios oire oirt oisc oise oist oitc oiti oker okes oket okic okie okir okko okok okor okot okre okro oksi okso okto oocr ooer ooes ooff oofs oooo ooos oore oort oose oosi oost oots orce orci orco orcs ore- orec orek oreo orer ores orfe orff orfi orfs ori- oric orie orif orio oris orit orke orko oro- oroe orof orok oror oros orot orri orro orrs orse orsi orsk orso ortc orte orto orts oscc osce osci osco osec osee osei osek oser oses oset osie osii osik osis oski osoi osoo osor osos osro osse ossi osso ostc oste osti ostr osts otee oter otes otfc otic otif otis otit oto- otoe otof otok otoo otor otos otre otro otrs otse otso otte otti otto otts rccc rccs rcet rcfc rcic rcis rcos rcsc rcsi rcss rctc rcti rcts recc rece reci reck recr recs rect reef reek rees reet refe reff refi refr refs reft reif reii reik reir reis reit reke reki reko reks rekt reof reos reot rere reri rero rers rert rese resi reso ress rest rete reti reto retr rets rett rfef rffc rfic rftc ricc rice rick rico rics rict rief riek rier ries riet rife riff rifs rift riif riis rike riki rikk rios riot rire riri rirs risc rise risi risk riso riss rist rite riti rito rits ritt rkkf rkos rkss rkts rocc roce rock roco rocs roer roes roet rofc rofe roff rofo roif roik roio roir rois roit roke roki rokk roko rokr roks roof rooi rook roor roos root rorc rore rori rork roro rort rosc rose rosi roso ross rost rotc rote roti rotk roto rotr rots rott rrfc rrif rrrr rscc rscs rsee rsfc rsis rsos rsre rsts rtcc rtce rtee rtei rtes rtfc rtss rtts s-ic s-ii s-os sccc scce sccs scct scec scee scer scet scfc scfe scfi sci- scic scie scif scio scir scis scit sck- scok scoo scor scot scr- scrc scre scri scrs scsc scsi scso scsr scst sctc scto sctr scts se-c se-e se-f se-i se-k se-o se-s se-t sec- secc sece seck seco secr secs sect seec seef seek seer sees seet seff sefi seft seie seif seii seik seir seis seit seke seki sekk seko sekt seoc seoi seok serc sere serf seri serk sero serr sers sert sesc sese sesi seso sess sest set- setc sete setf seti seto sets sett sfcc sfco sfcs sfer sffc sfio sfor sfos sfrc sfro sfss sfts sicc sice sici sick sico sics siec sief siek sier sies sife siff sifo sifr sift siik siit sike siki siko sikr siks sioe sior sios siot sirc sire sirf siri sirk siro sirr sirs sirt sisc sise sisi sisk siss sist sit- sitc site siti sito sits sitt skee skei skeo sker skes sket skfc skic skie skif skik skio skir skis skit skoe skor skot skrt skss soce soci sock soco socr socs soec soeo soes sofi sofo soft soic soie soif soik soir sois soit soke soki sokk soko soof sook soor soos soot sore sori soro sorr sors sort sose sosi soso soss sost sotc sote sotk soto sots srcc srct srec sreo sres srfc srfi sris sros srtr sscc ssce ssci sscs ssec ssee sses sset ssfc ssis ssit ssoc ssot ssrc ssri ssrs sssc sssf sssi ssss sstc ssts stcc stcs stec stee stef stek steo ster stes stet stfc stic stie stif stik stio stir stis stit stks stoe stof stok stoo stor stos stot strc stre stri strk stro strs stsf stsi stss sttc sttr tccc tcfc tcos tctc tcts teck teco tecr tecs tect teec teef teek teer tees teet tefc teff tefi teft teic teie teir teis teke teok teor teos ter- terc tere terf teri terk tero terr ters tesc tese teso tess test tete teti teto tetr tets tett tfec tfot tfrs tfsi tfss tftc ticc tice tick tico tics tie- tiee tief tiei tieo tier ties tiet tiff tifo tift tiit tike tiki tiko tios tire tiri tiro tirr tirs tise tisi tiso tiss tist titc tite titi tito tits titt tkof tkos tkts toce toci tock toco toee toei toek toer toes toet toff tofi tofo toft toie tois toit toke toki toko toof took toor toos toot torc tore torf tori tork toro torr tors tort tosc tose tosi tosk toso toss tost totc tote toti toto totr tots tott trcc tre- trec tree tref trei trek treo tres tret trfc trfr tri- tric trie trif trik trio tris trit troc troe troi troo tros trot trsi trst trtc trte trtr tscc tsec tses tset tsfc tsis tsks tsoi tsos tsse tssf tssi tssr tsst tstc tsts tteo tter ttfc ttff ttoe ttss tttt

-esti -itis -tree c-cor c-fos c-kit c-tec ccccc cccii ccett ccifc cciii ccitt ceci- cecie ceco- cecos cecri ceere ceese cefor ceirt ceiss ceoce ceoor ceose cerc- cerce cerci cerco cercs cerec cerer ceres ceret cerfs ceric cerie cerik cerio ceris cerke cero- ceroc ceros cerre cerro cerrs cerse cerss certe certs cesce cescr cesio cesis cesko cesse ceste cesti cests cetes cetic cetis cetki ceto- cette cicek cicer cicis cicke cieck cietc cifer cifft cifte cikot circe circk circo circs cires ciric cirie cirio ciris cirke cirr- cirri cirro cirs- cirse cisco cisek ciser cises cisie ciski cisse cists citec citee citer cites citie citr- citro citte ckick co-co cocc- cocce cocci cocco coceo cocio cocir cocke cocks cockt cocos cocto coers coest coete cofer coffe coffs cofio cofir cofre coice coifi coifs coire coiro coirs coise coist coite coker cokes coket cokie cokk- cokot cooee cooer coofs cooie cooke cooki cooks cookt coore coors coost coote coots corce core- coree corer cores corfe corfo corie corio coris corke corks coro- coroi corot corre corri corrs corse corsi corso corss corte corti corto corts cosco cosec coser coses coset cosic cosie cosio cosse cost- coste costi costo costs coter cotes