ktsc ktso ktsr ktst kttc ktth ktti kttk ktto kttr ktts kttt o-eo occc occi occt oce ocee ocet oche ochi ochs ocht ocis ocke ocks ocos ocre ocro ocrr ocrs oct- octe octi octo octs oec- oecc oeec oere oers oese oest oeti ohcc ohee oher ohhi ohho ohhs ohio ohis ohoh ohok ohos ohre ohso ohss ohte ohto oici oick oier oies oiii oike oiko oiks oios oire oirt oisc oise oist oitc oiti okeh oker okes oket okic okie okir okko okok okor okot okre okro oksi okso okto oocr ooer ooes ooho oohs oooh oooo ooos oore oort oose oosi oost oots orce orch orci orco orcs ore- orec oreh orek oreo orer ores orhe orhs ori- oric orie orio oris orit orke orko oro- oroe orok oror oros orot orri orro orrs orse orsi orsk orso ortc orte orth orto orts oscc osce osci osco osec osee oseh osei osek oser oses oset oshc oshe oshi osho oshs osie osii osik osis oski osoi osoo osor osos osro osse ossi osso ostc oste osti ostr osts otee oter otes othe otho othr oths otic otis otit oto- otoe otoh otok otoo otor otos otre otro otrs otse otso otte otti otto otts rccc rccs rcet rchs rcic rcis rcos rcsc rcsi rcss rctc rcti rcts recc rece rech reci reck recr recs rect reek rees reet rehe rehi rehs reht reii reik reir reis reit reke reki reko reks rekt reos reot rere reri rero rers rert rese resh resi reso ress rest rete reth reti reto retr rets rett rhce rhee rheo rhes rhet rhhs rhio rhoc rhoh rhos ricc rice rich rick rico rics rict riek rier ries riet riho rihs riht riis rike riki rikk rios riot rire riri rirs risc rise rish risi risk riso riss rist rite rith riti rito rits ritt rkos rkss rkts rocc roce roch rock roco rocs roer roes roet rohe rohr rohs roik roio roir rois roit roke rokh roki rokk roko rokr roks rooi rook roor roos root rorc rore rori rork roro rort rosc rose rosh rosi roso ross rost rotc rote roth roti rotk roto rotr rots rott rrhs rrrr rscc rsch rscs rsee rshs rsis rsos rsre rsts rtcc rtce rtee rtei rtes rthk rths rtss rtts s-ic s-ii s-os sccc scce sccs scct scec scee scer scet sch- sche schh schi scho schr schs sci- scic scie scio scir scis scit sck- scoh scok scoo scor scot scr- scrc scre scri scrs scsc scsh scsi scso scsr scst sctc scto sctr scts se-c se-e se-h se-i se-k se-o se-s se-t sec- secc sece sech seck seco secr secs sect seec seeh seek seer sees seet sehe sehk sehr sehs seie seih seii seik seir seis seit seke seki sekk seko sekt seoc seoi seok serc sere seri serk sero serr sers sert sesc sese sesh sesi seso sess sest set- setc sete seth seti seto sets sett shcc she- shee sheh shek sheo sher shes shet shhh shhs shie shih shii shik shio shir shis shit shoe shok shoo shor shos shot shre shri shrs shsc shts sicc sice sich sici sick sico sics siec siek sier sies sihi sihk sihr sihs siht siik siit sike sikh siki siko sikr siks sioe sior sios siot sirc sire siri sirk siro sirr sirs sirt sisc sise sish sisi sisk siss sist sit- sitc site sith siti sito sits sitt skee skei skeo sker skes sket skhs skic skie skik skio skir skis skit skoe skor skot skrt skss soce soch soci sock soco socr socs soec soeo soes sohh soho sohs soic soie soik soir sois soit soke soki sokk soko sook soor soos soot sore sorh sori soro sorr sors sort sose sosh sosi soso soss sost sotc sote soth sotk soto sots srcc srch srct srec sreo sres srhs sris sros srtr sscc ssce ssci sscs ssec ssee sses sset sshs ssis ssit ssoc ssot ssrc ssri ssrs sssc sssh sssi ssss sstc ssth ssts stcc stch stcs stec stee stek steo ster stes stet sths stic stie stih stik stio stir stis stit stks stoe stok stoo stor stos stot strc stre stri strk stro strs stsi stss sttc sttr tccc tch- tche tchh tchi tcho tchr tchs tcos tcsh tctc tcts tech teck teco tecr tecs tect teec teek teer tees teet tehi teho tehr teic teie teir teis teke tekh teoh teok teor teos ter- terc tere teri terk tero terr ters tesc tese tesh teso tess test tete teth teti teto tetr tets tett thch the- thec thee thei thek theo ther thes thet thi- thic thie thik thio thir this thoe thoo thor thos thot thre thri thro thse thsr thss thtr thts ticc tice tich tick tico tics tie- tiee tiei tieo tier ties tiet tiht tiit tike tiki tiko tios tire tiri tiro tirr tirs tise tish tisi tiso tiss tist titc tite tith titi tito tits titt tkos tkts toce toch toci tock toco toee toeh toei toek toer toes toet tohi toho toie tois toit toke toki toko tooh took toor toos toot torc tore tori tork toro torr tors tort tosc tose tosh tosi tosk toso toss tost totc tote toth toti toto totr tots tott trcc tre- trec tree trei trek treo tres tret trhs tri- tric trie trik trio tris trit troc troe troi troo tros trot trsi trst trtc trte trtr tscc tsec tses tset tshe tshi tshs tsis tsks tsoi tsos tsse tssi tssr tsst tstc tsts tteo tter ttoe ttss tttt

-esti -itis -tree c-cor c-kit c-tec ccccc cccii ccett cciii ccitt cech ceche cechi cecht ceci- cecie ceco- cecos cecri ceere ceese ceirt ceiss ceoce ceoor ceose cerc- cerce cerci cerco cercs cerec cerer ceres ceret 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