-er c-- ccc cce cck cco ccr ccs ccu ccv ce- cec cee cek ceo cer ces ceu cev ckc cko cks co- coc coe cok coo cor cos cou cov crc cre crk cro crr crs cru crv csc cse csk cso csr css csu csv cuc cue cuk cuo cur cus cuu cuv cvc cve cvk cvo cvr cvs cvu cvv ec- ecc ece eck eco ecr ecs ecu ecv eec eee eek eeo eer ees eev ekc eke eko ekr eks eku ekv eo- eoc eoe eok eoo eor eos eou erc ere erk ero err ers eru erv es- esc ese esk eso esr ess esu esv eu- euc eue eur eus euv evc eve evo evr evs evv kcc kce kck kcr kcs kcu ke- kec kee kek keo ker kes kev kkc kke kkk kkr kks kku kkv koc koe kok koo kor kos kou krc krk kro krr krs kru krv ksc kse ksk kso ksr kss ksu ksv kuc kue kuk kur kus kuu kvk kvo kvr kvs kvv oc- occ ock oco ocr ocs ocu ocv oec oee oeo oer oes okc oke okk oko okr oks oku oo- ooc ook ooo oor oos oov or- orc ore ork oro orr ors oru orv os- osc ose osk oso osr oss osu osv ou- ouc oue ouk ouo our ous ov- ovc ove ovo ovs ovv rcc rce rco rcr rcs rcu rcv re- rec ree rek reo rer res reu rev rkc rke rkk rko rks rku rkv roc roe rok roo ror ros rou rov rrc rrk rrr rrs rru rsc rse rsk rso rsr rss rsu rsv ruc rue ruk ruo rur rus ruu ruv rvc rve rvo rvr rvs rvu rvv scc sce sck sco scr scs scu scv se- sec see sek seo ser ses seu sev sk- skc ske skk sko skr sks sku soc soe sok soo sor sos sou sov sr- src sre srk sro srr srs srv ss- ssc sse ssk sso ssr sss ssu ssv suc sue suk suo sur sus suu suv svc sve svk svo svr svs svu svv ucc uce uck uco ucr ucs ucu ucv uec uee uer ues ukc uke ukk ukr uku uoc uoe uok uoo uor uos ur- urc ure urk uro urr urs uru usc use usk uso usr uss usu usv uuc uue uur uus uuu uvc uve uvo uvs uvu uvv v-e vcc vce vco vcr vcs vcu vec vee vek veo ver ves veu voc voe vok voo vor vos vou vov vrc vre vrk vrr vrs vru vsc vse vsk vso vsr vss vsu vsv vue vuk vur vus vuv vvc vvo vvr vvs vvv

-ose -ous cccc cccs cccu cccv ccee ccoc ccrc ccre ccrs ccss ccuc ccus ccvo ccvs cec- cece ceco cecs ceec cees ceke ceor ceos ceou cer- cerc cere cero cers cesc cese cesr cess cevo ckck ckco ckcs ckcv cker ckoc ckoo ckor ckos ckrc ckso ckvo coce cock coco cocu coes cok- coke coko cook coos cor- corc core cork coro corr cors cosc cose coso coss coue couk cour cous cove covo crcc crce crcr cre- crec cree creo cres creu crkc croc croe crok croo cror crss crue cruk crus cscc csce csco cscr cscs csec csee cser csks csor csos csrc csrs csse cssr csur csus cucc cuce cuck cuek cuer cues cuk- cuke cure curo curr curs cusk cuso cuss cusu cuve cvcc cver cvrr cvss eccc ecce ecco eces ecko ecks eco- ecos ecou ecrc ecrr ecru ecrv ecsc ecse ecss ecsu ecus eecs eeee eees eeke eeks eeoc eerc eero eers eese eesk ekco ekek eker ekes ekos ekur eoes eore eous ercc erce erec erer eres erev erke erks eroc eroe eroo eros errc erre erro errs erse erso eruc erur erus eruv erve esce esco escr escs escu esee esek eseo eser eses eske esko esks esku eso- esok esos esse esso essu esus euer euos eur- eurc eure euro euse ever eves evoe evoo evos evre evrs evsc evvk k-os kccc kcck kccr kccu kccv kcec kcee kceo kceu kckc kckk kcko kckr kckv kcoe kcor kcos kcou kcrc kcro kcrr kcrs kcru kcrv kcsc kcse kcsr kcss kcsu kcue kcuk kcvk kcvo kcvr kcvs kcvu kcvv keck keco kecr keek keer kees kekc keke keko keks keku keok keos ker- kerc kere kerk kero kerr kers keru kerv kesc kesk keso kesr kess keur keus keve kevs kkck kkco kkcr kkcs kkkk kkoo kkor kkov kkrc kkre kkrk kkro kkrr kkrs kkrv kkse kksr kkss kksu kkus kkuu kkvr kkvu kkvv kock kocs koes kokc koke kokk koko kokr koks koku kooc kook kooo koor koos koou koov korc kore kork koro korr kors koru korv kos- kosc kose koso kosr koss kosu koue kour kous kouu kovc kove kovk kovo kovr krcc krce krco krcs krcu krec kree krek kreo kres kreu krev krkc krke krkk krko krkr krks krku krkv kroc kroe krok kroo kror kros krov krrc krre krrk krro krrr krrs krsc krse krsk krsr krss krsu krsv kruc krue kruk krur krvc krve krvk krvo krvr krvs krvv ksce ksck ksco kscr kscs kscu kscv ksec ksee ksek kseo kser ksev kske kskk ksko kskr ksks ksku ksoc ksok ksoo ksor ksos ksou ksro ksrr ksrs ksrv ksse ksso kssr ksss kssu ksue ksuu ksvc ksve ksvr ksvu kucc kuce kuco kucr kucv kuek kues kueu kuke kukk kuks kuku kuok kuoo kuos kure kurk kuro kurr kurs kuru kurv kusc kuso kusu kuuk kuur kuuu kuvo kuvr kvcc kvce kvck kvco kvcr kvcs kvcu kvcv kvec kver kves kvoc kvoe kvok kvoo kvor kvou kvov kvrc kvre kvro kvrr kvrv kvsc kvso kvsr kvss kvsv kvue kvuu kvvr kvvs kvvv o-eo occc oce ocee ocke ocks ocos ocre ocro ocrr ocrs ocur oec- oecc oeec oere oers oese okcu oker okes okko okok okor okre okro