kktk kkts kocf koci kock kocs koct koei koes kofc kofe koff kofi kofk kofo koft koii koir koit kokc koke kokf koki kokk koko kokr koks kooc kooi kook kooo koor koos koot korc kore korf kori kork koro korr kors kort kos- kosc kose kosf kosi koso kosr koss kost kotc kote koti kotk koto kotr kots kott krcc krce krci krco krcs krec kree kref krei krek kreo kres kret krfc krfe krff krfo krfs krft krik krio kris krit krkc krke krki krkk krko krkr krks kroc kroe krof kroi krok kroo kror kros krrc krre krrf krri krrk krro krrr krrs krrt krsc krse krsf krsk krsr krss krst krtc krti krtk krto krtr krts ksce ksci ksck ksco kscr kscs ksec ksee ksei ksek kseo kser kset ksfc ksfe ksfi ksfo ksfr ksft ksif ksii ksik ksir ksis ksit kske kskf kskk ksko kskr ksks ksoc ksof ksoi ksok ksoo ksor ksos ksrf ksro ksrr ksrs ksrt ksse kssi ksso kssr ksss ksst kstc kste ksti kstk ksto kstr ksts kstt ktcc ktce ktck ktco ktcr ktcs ktec ktee ktek ktfc ktfi ktfo ktfs ktic ktie ktik ktis ktkc ktke ktkk ktko ktkr ktks ktkt ktoc ktoe ktok ktoo ktor ktot ktrc ktre ktrf ktri ktrk ktro ktrr ktrs ktrt ktsc ktsf ktso ktsr ktst kttc kttf ktti kttk ktto kttr ktts kttt o-eo occc occi occt oce ocee ocef ocet ocis ocke ocks ocos ocre ocro ocrr ocrs oct- octe octi octo octs oec- oecc oeec oere oers oese oest oeti ofcr ofek ofer off- offc offe offo offr offs ofik ofit ofor ofre ofst oici oick oier oies oiii oike oiko oiks 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