-ose cccc cccp cccs cccv ccee ccoc ccpe ccpp ccps ccsp ccss ccst cctc cctt cctv ccvo ccvs cec- cece ceco cecp cecs cect ceec cees ceke ceop ceos cepc cepe cepo cepp ceps cept cesc cese cesp cess cest cet- cete ceto cetp cets cetv cevo ckck ckco ckcs ckcv ckoc ckoo ckos ckot ckpc ckso ckst ckts ckvo coce cock coco cocp coct coep coes cok- coke coko cook coop coos coot cope copo copp cops copt cosc cose coso cosp coss cost cotc cote coto cots cott cove covo cpce cpcs cpep cpos cpps cpsc cpsk cpso cptp cpts cpvc cpvt cscc csce csco cscs csec csee csep cset csks csos csot cspc cspe csps cspt csse cstc csto csts ctcp ctec ctep ctos ctot ctpo ctpp ctps ctsc ctss ctts ctvo ctvt cvcc cvet cvss cvte eccc ecce ecco ecct eces ecko ecks eco- ecop ecos ecot ecpp ecsc ecse ecsp ecss ect- ectc ecto ects ectv eecs eeee eees eeke eeks eeoc eeps eese eesk eetc eete eets ekco ekek ekes eket ekos ekpe ekpo eoes eost eotc eoto eots epcc epec epee epes epoc epos epot eppc eppo eppp epps epsc epsp epss epte eptv esce esco escs esee esek eseo eses eset eske esko esks eso- esok esop esos espc espe espo espp esps esse esso essp esst estc este esto estp ests estv etcc etco etcs etec etee etes etoe etok etos ette etto etvo eves evet evoe evoo evop evos evsc evst evvk k-os kccc kcck kcct kccv kcec kcee kceo kcep kcet kckc kckk kcko kckv kcoe kcos kcot kcpc kcpo kcps kcpt kcsc kcse kcsp kcss kcst kctc kcte kcto kctv kcvk kcvo kcvp kcvs kcvv keck keco keek keep kees keet kekc keke keko keks keok keos kep- kepc kepe keps kept kesc kesk keso kesp kess kest ket- ketc kete ketk keto ketp kets kett ketv keve kevs kevt kkck kkco kkcs kkct kkkk kkoo kkot kkov kkpc kkpk kkps kkpt kkse kksp kkss kkst kktc kktk kkts kktv kkvt kkvv kock kocp kocs koct koes kokc koke kokk koko kokp koks kooc kook kooo koop koos koot koov kope kopp kops kopt kos- kosc kose koso kosp koss kost kotc kote kotk koto kots kott kotv kovc kove kovk kovo kpcc kpcs kpcv kpek kpet kpke kpkk kpoc kpoe kpok kpoo kpop kppc kppk kppo kppp kppv kpsc kpso kpsp kpte kpto kpts kptt kptv kpvc kpvs ksce ksck ksco kscs kscv ksec ksee ksek kseo ksep kset ksev kske kskk ksko ksks ksoc ksok ksoo ksop ksos kspc kspe kspk kspo ksps kspt ksse ksso ksss ksst kstc kste kstk ksto kstp ksts kstt kstv ksvc ksve ksvp ktcc ktce ktck ktco ktcs ktcv ktec ktee ktek ktep ktkc ktke ktkk ktko ktks ktkt ktoc ktoe ktok ktoo ktop ktot ktpk ktpo ktpt ktsc ktso ktst kttc kttk ktto kttp ktts kttt kttv ktvc ktve ktvk ktvo ktvt kvcc kvce kvck kvco kvcs kvct kvcv kvec kves kvet kvoc kvoe kvok kvoo kvop kvot kvov kvps kvpt kvsc kvso kvsp kvss kvst kvsv kvtk kvto kvtt kvtv kvvp kvvs kvvv o-eo occc occt oce ocee ocet ocke ocks ocos ocpp oct- octe octo octs oec- oecc oeec oeps oese oest oevp okes oket okko okok okot okpe okpo okso okto ooes oooo ooos oops oose oost ootp oots opec opep opes opet opo- opos oppo opps opto opts oscc osce osco osec osee osek oses oset osoo osos osov osse osso ostc oste osts osve otee otep otes oto- otoe otok otoo otos otov otpp otse otso otte otto otts ovcs ovee ovet ovo- ovoo ovot ovpp pccc pcce pccs pcep pcks pcoe pcos pcpp pcps pcse pcso pcte pcts pctv pece peck peco pecs pect peec peek peep pees peet peev peke pekk peko pepe pepo peps pese peso pess pest pete peto pets pett pkcs pkts poce pock poco pocs poes poet poke poko pook poop poos poot pop- popc pope popo popp pops popt pose posk poso poss post potc pote poto pots pott povo povs ppcc ppcs ppos pppo pppp ppps ppss ppts pptt pptv psco psec psoc psos psov pspp psps pssc psse psso psst psts pstv psvt ptcc ptop pttc pttk pvco pvcs pvts s-os s-vt sccc scce sccp sccs scct scec scee scep scet sck- scok scoo scop scot scpe scpo scps scpt scsc scso scst sctc scto scts sctv scvp se-c se-e se-k se-o se-s se-t sec- secc sece seck seco secs sect secv seec seek seep sees seet seke sekk seko sekt seoc seok seop sepe sepo sepp seps sept sesc sese seso sess sest set- setc sete seto sets sett seve skee skeo skep skes sket skoe skop skot skov skpc skpo skss soce sock soco socs soec soeo soep soes soke sokk soko sook soop soos soot sope sopo sopp sops sose soso soss sost sosv sotc sote sotk soto sotp sots sove sovo sovs spcc spco spcs spec spee spek spes spet spke spoc spok spoo spop spos spot spps spse spso spsp spss spst sptc spto spts sscc ssce sscp sscs ssec ssee ssep sses sset ssoc ssop ssot sspc sspe sspo ssps sspt sssc ssss sstc sstp ssts ssvp st-v stcc stcp stcs stec stee stek steo step stes stet stev stks stoe stok stoo stop stos stot stpp stps stss sttc stvs svcc svce svcs svec svet svsc tccc tcep tcos tcov tcpo tctc tcts teck teco tecs tect teec teek tees teet teev teke teok teos tepe tepp tesc tese teso tesp tess test tete teto tets tett tkos tkts toce tock toco toee toek toes toet toke toko took toos toot top- tope topo topp tops topt topv tosc tose tosk toso toss tost totc tote toto tots tott tove tovo tpck tpcp tpcs tpke tpks tppp tpsc tpte tptp tscc tscp tsec tses tset tsks tsop tsos tspo tsps tspt tsse tsst tstc tsts ttcp tteo ttoe