-er -ey c-- ccc cce cck cco ccr cct ccv ce- cec cee cek ceo cer cet cev cey ckc cko ckt cky co- coc coe cok coo cor cot cov coy crc cre crk cro crr crt crv cry ctc cte ctk cto ctr ctt ctv cty cvc cve cvk cvo cvr cvt cvv cyc cye cyk cyo cyr cyt ec- ecc ece eck eco ecr ect ecv eec eee eek eeo eer eet eev eey ekc eke eko ekr ekt ekv eky eo- eoc eoe eok eoo eor eot erc ere erk ero err ert erv ery etc ete etk eto etr ett etv ety evc eve evo evr evt evv evy eyc eye eyo eyr eyt k-t kcc kce kck kcr kct ke- kec kee kek keo ker ket kev key kkc kke kkk kkr kkt kkv kky koc koe kok koo kor kot koy krc krk kro krr krt krv kry ktc kte ktk kto ktr ktt ktv kvk kvo kvr kvv kyc kye kyo kyr kyt oc- occ ock oco ocr oct ocv oec oee oeo oer oet oey okc oke okk oko okr oo- ooc ook ooo oor oot oov or- orc ore ork oro orr ort orv ory ot- otc ote otk oto otr ott otv ov- ovc ove ovo ovv oye oyo rcc rce rco rcr rct rcv re- rec ree rek reo rer ret rev rey rkc rke rkk rko rkt rkv rky roc roe rok roo ror rot rov roy rrc rrk rrr rrt rtc rte rtk rto rtr rtt rtv rty rvc rve rvo rvr rvt rvv rvy ry- ryc rye ryk ryo ryr ryy tcc tce tck tco tcr tct tcv te- tec tee tek teo ter tet tev tey tkc tke tkk tko tkr tkt tky to- toc toe tok too tor tot tov toy trc tre trk tro trr trt trv try ttc tte ttk tto ttr ttt ttv tty tvc tve tvk tvo tvr tvt tvy tyc tye tyo tyr tyt v-e vcc vce vco vcr vct vcy vec vee vek veo ver vet vey vkt voc voe vok voo vor vot vov voy vrc vre vrk vrr vrt vry vtc vte vtk vto vtr vtt vtv vty vvc vvo vvr vvt vvv vye vyt ycc yce yco ycv ycy yec yee yek yeo yer yet yev yey ykk yoc yoe yok yoo yor yot yoy yrc yre yro yrt ytc yte ytk yto ytr ytt ytv yve yvo yvr yvy yyc yye yyt yyy

cccc cccv ccee ccoc ccrc ccre ccrt cctc cctt cctv ccvo cec- cece ceco cect ceec ceke ceor cer- cerc cere cero cert cery cet- cete ceto cetv cevo cevy ckck ckco ckcv ckcy cker ckey ckoc ckoo ckor ckot ckoy ckrc ckry ckty ckvo coce cock coco coct cok- coke coko coky cook coot cor- corc core cork coro corr cort cory cotc cote coto cott coty cove covo covy coyo coyr coyt crcc crce crcr cre- crec cree creo cret crkc croc croe crok croo cror crot croy crrt crtc crtv cry- cryo ctec ctor ctot ctrc ctvo ctvt cvcc cver cvet cvrr cvte cyc- cycc cyke cyre cyrk cyrt cyt- cyte cyto cyve cyy- cyyc eccc ecce ecco ecct ecko ecky eco- ecot ecrc ecrr ecrv ect- ectc ecto ectv eeee eeke eeoc eerc eero eery eetc eete ekco ekek eker eket eore eotc eoto ercc erce erec erer eret erev erke eroc eroe eroo errc erre erro erve eryc erye etcc etco etec etee eter etoe etok etoy etre etro ette etto etty etvo ever evet evey evoe evoo evre evry evvk eyck eyec eyer eyet eyey eyke eyot eyre eyry eyte eyyr kccc kcck kccr kcct kccv kccy kcec kcee kceo kcet kcey kckc kckk kcko kckr kckv kcky kcoe kcor kcot kcrc kcro kcrr kcrt kcrv kcry kctc kcte kcto kctv kcty kcvk kcvo kcvr kcvv kcvy kcye kcyk kcyt kcyy keck keco kecr keek keer keet kekc keke keko keok ker- kerc kere kerk kero kerr kert kerv ket- ketc kete ketk keto ketr kett ketv kety keve kevt keye keyy kkck kkco kkcr kkct kkcy kkkk kkoo kkor kkot kkov kkoy kkrc kkre kkrk kkro kkrr kkrt kkrv kktc kktk kktv kkty kkvr kkvt kkvv kkyc kkyy kock koct kokc koke kokk koko kokr koky kooc kook kooo koor koot koov korc kore kork koro korr kort korv kotc kote kotk koto kotr kott kotv koty kovc kove kovk kovo kovr koye koyo koyt koyy krcc krce krco krec kree krek kreo kret krev krkc krke krkk krko krkr krkv krky kroc kroe krok kroo kror krov kroy krrc krre krrk krro krrr krrt krry krtc krtk krto krtr krtv krty krvc krve krvk krvo krvr krvv krye kryk kryo kryy ktcc ktce ktck ktco ktcr ktcv ktcy ktec ktee ktek ktkc ktke ktkk ktko ktkr ktkt ktoc ktoe ktok ktoo ktor ktot ktoy ktrc ktre ktrk ktro ktrr ktrt ktrv ktry kttc kttk ktto kttr kttt kttv ktty ktvc ktve ktvk ktvo ktvr ktvt ktvy ktyr ktyv kvcc kvce kvck kvco kvcr kvct kvcv kvcy kvec kver kvet kvoc kvoe kvok kvoo kvor kvot kvov kvrc kvre kvro kvrr kvrv kvtk kvto kvtr kvtt kvtv kvty kvvr kvvv kvye kycc kyck kycr kyct kyee kyet kykc kyke kykk kykr kykv kyky kyok kyoo kyor kyot kyoy kyrc kyre kyrk kyro kytc kyte kyto kytt kytv kyty kyvt kyyk kyyo kyyt kyyy o-eo occc occt oce ocee ocet ocke ocre ocro ocrr oct- octe octo octy oec- oecc oeec oere oeye oeyo oker oket okey okko okok okor okot okre okro okto okyo oocr ooer ooky oooo oore oort oory ooty orce orco ore- orec orek oreo orer orey orke orko oro- oroe orok oror orot oroy orro orry ortc orte orto orve orvr otee oter oto- otoe otok otoo otor otov otoy otre otro otry otte otto otyr ovee over ovet ovey ovo- ovoo ovot ovre oyce oyee oyer oyke oyre