koor koos koot kopi kopp kopr kops kopt korc kori kork koro korr kors kort kos- kosc kosi koso kosp kosr koss kost kotc koti kotk koto kotr kots kott kpcc kpcr kpcs kpir kpit kpkk kpkr kpoc kpok kpoo kpop kppc kppk kppo kppp kppr kprc kpri kprk kpro kprp kprr kprs kprt kpsc kpsi kpso kpsp kpto kptr kpts kptt krcc krci krco krcs krik krio kris krit krkc krki krkk krko krkr krks kroc kroi krok kroo krop kror kros krpi krpr krps krpt krrc krri krrk krro krrr krrs krrt krsc krsk krsr krss krst krtc krti krtk krto krtr krts ksci ksck ksco kscr kscs ksii ksik ksip ksir ksis ksit kskk ksko kskr ksks ksoc ksoi ksok ksoo ksop ksor ksos kspc kspi kspk kspo kspr ksps kspt ksro ksrp ksrr ksrs ksrt kssi ksso kssr ksss ksst kstc ksti kstk ksto kstp kstr ksts kstt ktcc ktck ktco ktcr ktcs ktic ktik ktip ktis ktkc ktkk ktko ktkr ktks ktkt ktoc ktok ktoo ktop ktor ktot ktpi ktpk ktpo ktpr ktpt ktrc ktri ktrk ktro ktrp ktrr ktrs ktrt ktsc ktso ktsr ktst kttc ktti kttk ktto kttp kttr ktts kttt occc occi occt ocis ocks ocos ocpp ocro ocrr ocrs oct- octi octo octs oici oick oiii oiko oiks oios oipc oirt oisc oist oitc oiti okic okir okko okok okor okot okpo okro oksi okso okto oocr oooo ooos oops oort oosi oost ootp oots opic opii opio opis opit opo- opor opos oppi oppo opps opsi opti opto opts orci orco orcs ori- oric orio oris orit orko oro- orok oror oros orot orpc orpi orps orri orro orrs orsi orsk orso ortc orto orts oscc osci osco osii osik osip osis oski osoi osoo osor osos osro ossi osso ostc osti ostr osts otic otis otit oto- otok otoo otor otos otpp otro otrs otso otti otto otts pccc pccs pcip pcks pcos pcpp pcps pcrc pcso pcts picc pici pick pico picr pics pict piip piki pikk piko piks pikt piot pipi pipo pipp pips pirc piri pirk piro pirr pirs pisi pisk piso piss pist piti pito pitr pits pitt pkcs pkts pock poco pocs poik poio pois poko pook poop poor poos poot pop- popc popi popo popp pops popt porc pori pork poro porr pors port posi posk poso poss post potc poti poto pots pott ppcc ppci ppcs ppic ppos pppo pppp ppps pprc ppss ppts pptt prcc prcp prcs pri- prii pris pro- proc proo prop pros prot prps prri prrs prsc prsi prso prss prtc prti prtp prtr psci psco psip psis psoc psoi psos pspi pspp pspr psps psrk psrp pssc psso psst psts ptcc ptop pttc pttk rccc rccs rcic rcis rcos rcpi rcpo rcps rcpt rcsc rcsi rcss rctc rcti rcts ricc rick rico rics rict riis riki rikk rios riot ripi ripp ripr rips ript riri rirs risc risi risk riso risp riss rist riti rito rits ritt rkos rkss rkts rocc rock roco rocs roik roio roir rois roit roki rokk roko rokr roks rooi rook roop roor roos root ropo rops rorc rori rork roro rort rosc rosi roso rosp ross rost rotc roti rotk roto rotr rots rott rpcs rpii rpos rpps rpts rrrr rrsp rscc rscs rsis rsos rspk rspo rsps rstp rsts rtcc rtps rtss rttp rtts s-ic s-ii s-os sccc sccp sccs scct sci- scic scio scip scir scis scit sck- scok scoo scop scor scot scpi scpo scps scpt scr- scrc scri scrs scsc scsi scso scsr scst sctc scto sctr scts sicc sici sick sico sicp sics siik siit siki siko sikr siks siop sior sios siot sipc sipi sipo sipp sips sipt sirc siri sirk siro sirp sirr sirs sirt sisc sisi sisk siss sist sit- sitc siti sito sits sitt skic skik skio skip skir skis skit skop skor skot skpc skpo skrt skss soci sock soco socr socs soic soik soir sois soit soki sokk soko sook soop soor soos soot sopi sopo sopp sops sori soro sorr sors sort sosi soso soss sost sotc sotk soto sotp sots spcc spco spcs spic spik spio spip spir spis spit spkr spoc spok spoo spop spor spos spot spps spri spro sprs spso spsp spss spst sptc spto sptr spts srcc srct sris sros srpc srps srpt srsp srtp srtr sscc ssci sscp sscs ssis ssit ssoc ssop ssot sspc sspo ssps sspt ssrc ssri ssrs sssc sssi ssss sstc sstp ssts stcc stcp stcs stic stik stio stip stir stis stit stks stok stoo stop stor stos stot stpp stps strc stri strk stro strs stsi stss sttc sttr tccc tcos tcpo tctc tcts ticc tick tico tics tiit tiki tiko tiop tios tip- tipc tipi tipo tipp tips tipt tiri tiro tirr tirs tisi tiso tiss tist titc titi tito titp tits titt tkip tkos tkts toci tock toco tois toit toki toko took toor toos toot top- topi topo topp tops topt torc tori tork toro torp torr tors tort tosc tosi tosk toso toss tost totc toti toto totr tots tott tpck tpcp tpcs tpir tpks tppp tppr tprs tpsc tptp tptr trcc tri- tric trik trio trip tris trit troc troi troo trop tros trot trpc trpp trps trsi trst trtc trtr tscc tscp tsis tsks tsoi tsop tsos tspo tsps tspt tssi tssr tsst tstc tsts ttcp ttop ttss tttt

-itis c-cor c-kit c-p-c c-pop ccccc cccii cciii ccitt cicis cikot cipco cippi cipro circk circo circs ciric cirio ciris cirr- cirri cirro cirs- cisco ciski cispp cispr cists citr- citro ckick co-co co-op cocc- cocci cocco cocio cocir cocks cockt cocos cocto coips coiro coirs coist cokk- cokot cooki cooks cookt coops coopt coors coost coots copic copii copir copit copos coppi coppo copps copr- copro copsi copto copts corio coris corks coro- coroi corop corot corps corri corrs corsi corso corss corti corto corts cosco cosic cosio cost- costi costo