-er -ey c-- ccc cce cck cco ccr ccs ccv ce- cec cee cek ceo cer ces cev cey ckc cko cks cky co- coc coe cok coo cor cos cov coy crc cre crk cro crr crs crv cry csc cse csk cso csr css csv csy cvc cve cvk cvo cvr cvs cvv cyc cye cyk cyo cyr cys ec- ecc ece eck eco ecr ecs ecv eec eee eek eeo eer ees eev eey ekc eke eko ekr eks ekv eky eo- eoc eoe eok eoo eor eos erc ere erk ero err ers erv ery es- esc ese esk eso esr ess esv esy evc eve evo evr evs evv evy eyc eye eyo eyr eys kcc kce kck kcr kcs ke- kec kee kek keo ker kes kev key kkc kke kkk kkr kks kkv kky koc koe kok koo kor kos koy krc krk kro krr krs krv kry ksc kse ksk kso ksr kss ksv kvk kvo kvr kvs kvv kyc kye kyo kyr kys oc- occ ock oco ocr ocs ocv oec oee oeo oer oes oey okc oke okk oko okr oks oo- ooc ook ooo oor oos oov or- orc ore ork oro orr ors orv ory os- osc ose osk oso osr oss osv ov- ovc ove ovo ovs ovv oye oyo oys rcc rce rco rcr rcs rcv re- rec ree rek reo rer res rev rey rkc rke rkk rko rks rkv rky roc roe rok roo ror ros rov roy rrc rrk rrr rrs rsc rse rsk rso rsr rss rsv rvc rve rvo rvr rvs rvv rvy ry- ryc rye ryk ryo ryr rys ryy scc sce sck sco scr scs scv se- sec see sek seo ser ses sev sey sk- skc ske skk sko skr sks sky soc soe sok soo sor sos sov soy sr- src sre srk sro srr srs srv sry ss- ssc sse ssk sso ssr sss ssv svc sve svk svo svr svs svv svy sy- syc sye syk syr sys v-e vcc vce vco vcr vcs vcy vec vee vek veo ver ves vey voc voe vok voo vor vos vov voy vrc vre vrk vrr vrs vry vsc vse vsk vso vsr vss vsv vvc vvo vvr vvs vvv vye ycc yce yco ycs ycv ycy yec yee yek yeo yer yes yev yey ykk yoc yoe yok yoo yor yos yoy yrc yre yro yrs ysc yse ysk yso ysr yss ysy yve yvo yvr yvy yyc yye yys yyy

-ose cccc cccs cccv ccee ccoc ccrc ccre ccrs ccss ccvo ccvs cec- cece ceco cecs ceec cees ceke ceor ceos cer- cerc cere cero cers cery cesc cese cesr cess cevo cevy ceys ckck ckco ckcs ckcv ckcy cker ckey ckoc ckoo ckor ckos ckoy ckrc ckry ckso ckvo coce cock coco coes cok- coke coko coky cook coos cor- corc core cork coro corr cors cory cosc cose coso coss cosy cove covo covy coyo coyr coys crcc crce crcr cre- crec cree creo cres crkc croc croe crok croo cror croy crss cry- cryo crys cscc csce csco cscr cscs csec csee cser csks csor csos csrc csrs csse cssr csys cvcc cver cvrr cvss cyc- cycc cycs cyke cyre cyrk cyrs cyse cyve cyy- cyyc eccc ecce ecco eces ecko ecks ecky eco- ecos ecrc ecrr ecrv ecsc ecse ecss eecs eeee eees eeke eeks eeoc eerc eero eers eery eese eesk eesy ekco ekek eker ekes ekos eoes eore ercc erce erec erer eres erev erke erks eroc eroe eroo eros errc erre erro errs erse erso erve eryc erye esce esco escr escs esee esek eseo eser eses eske esko esks esky eso- esok esos esse esso essy ever eves evey evoe evoo evos evre evrs evry evsc evvk eyck eyec eyer eyes eyey eyke eyre eyry eyse eyyr k-os kccc kcck kccr kccv kccy kcec kcee kceo kcey kckc kckk kcko kckr kckv kcky kcoe kcor kcos kcrc kcro kcrr kcrs kcrv kcry kcsc kcse kcsr kcss kcsy kcvk kcvo kcvr kcvs kcvv kcvy kcye kcyk kcys kcyy keck keco kecr keek keer kees kekc keke keko keks keok keos ker- kerc kere kerk kero kerr kers kerv kesc kesk keso kesr kess kesy keve kevs keye keys keyy kkck kkco kkcr kkcs kkcy kkkk kkoo kkor kkov kkoy kkrc kkre kkrk kkro kkrr kkrs kkrv kkse kksr kkss kkvr kkvv kkyc kkys kkyy kock kocs koes kokc koke kokk koko kokr koks koky kooc kook kooo koor koos koov korc kore kork koro korr kors korv kos- kosc kose koso kosr koss kosy kovc kove kovk kovo kovr koye koyo koyy krcc krce krco krcs krec kree krek kreo kres krev krkc krke krkk krko krkr krks krkv krky kroc kroe krok kroo kror kros krov kroy krrc krre krrk krro krrr krrs krry krsc krse krsk krsr krss krsv krsy krvc krve krvk krvo krvr krvs krvv krye kryk kryo kryy ksce ksck ksco kscr kscs kscv kscy ksec ksee ksek kseo kser ksev ksey kske kskk ksko kskr ksks ksky ksoc ksok ksoo ksor ksos ksro ksrr ksrs ksrv ksry ksse ksso kssr ksss ksvc ksve ksvr ksvy ksyc ksyr ksyv ksyy kvcc kvce kvck kvco kvcr kvcs kvcv kvcy kvec kver kves kvoc kvoe kvok kvoo kvor kvov kvrc kvre kvro kvrr kvrv kvsc kvso kvsr kvss kvsv kvvr kvvs kvvv kvye kycc kyck kycr kycs kyee kyes kykc kyke kykk kykr kyks kykv kyky kyok kyoo kyor kyos kyoy kyrc kyre kyrk kyro kyrs kysc kyse kysk kysr kyyk kyyo kyys kyyy o-eo occc oce ocee ocke ocks ocos ocre ocro ocrr ocrs ocys oec- oecc oeec oere oers oese oeye oeyo oker okes okey okko okok okor okre okro okso okyo oocr ooer ooes ooky oooo ooos oore oory oose orce orco orcs ore- orec orek oreo orer ores orey orke orko oro- oroe orok oror oros oroy orro orrs orry orse