-er -ey c-- ccc cce cck ccm cco ccr cct ccu ce- cec cee cek cem ceo cer cet ceu cey ckc ckm cko ckt cky cmc cme cmk cmm cmo cmr cmt cmu cmy co- coc coe cok com coo cor cot cou coy crc cre crk crm cro crr crt cru cry ctc cte ctk ctm cto ctr ctt ctu cty cuc cue cuk cum cuo cur cut cuu cuy cyc cye cyk cym cyo cyr cyt ec- ecc ece eck ecm eco ecr ect ecu eec eee eek eem eeo eer eet eey ekc eke eko ekr ekt eku eky em- emc eme emk emm emo emr emt emu eo- eoc eoe eok eom eoo eor eot eou erc ere erk erm ero err ert eru ery etc ete etk etm eto etr ett etu ety eu- euc eue eur eut eyc eye eym eyo eyr eyt k-t kcc kce kck kcm kcr kct kcu ke- kec kee kek kem keo ker ket key kkc kke kkk kkm kkr kkt kku kky kmc kme kmk kmm kmo kmt kmu koc koe kok kom koo kor kot kou koy krc krk kro krr krt kru kry ktc kte ktk ktm kto ktr ktt ktu kuc kue kuk kum kur kut kuu kuy kyc kye kym kyo kyr kyt kyu m-o m-r mc- mcc mce mck mcm mco mcr mct mcu mec mee mek mem meo mer met meu mey mkc mke mkk mkm mko mkr mkt mku mky mmc mme mmk mmm mmo mmr mmt mmu moc moe mok mom moo mor mot mou moy mrc mre mrk mrm mro mrr mrt mru mry mtc mte mtk mtm mto mtr mtt mtu muc mue muk mum mur mut muu muy my- myc mye myk mym myo myr myt myu oc- occ ock ocm oco ocr oct ocu oec oee oem oeo oer oet oey okc oke okk oko okr oku om- omc ome omm omo omr omt omu omy oo- ooc ook oom ooo oor oot or- orc ore ork orm oro orr ort oru ory ot- otc ote otk otm oto otr ott otu ou- ouc oue ouk oum ouo our out oye oyo rcc rce rcm rco rcr rct rcu re- rec ree rek rem reo rer ret reu rey rkc rke rkk rkm rko rkt rku rky rmc rme rmm rmo rmr rmt roc roe rok rom roo ror rot rou roy rrc rrk rrm rrr rrt rru rtc rte rtk rtm rto rtr rtt rtu rty ruc rue ruk rum ruo rur rut ruu ruy ry- ryc rye ryk rym ryo ryr ryu ryy tcc tce tck tcm tco tcr tct tcu te- tec tee tek tem teo ter tet teu tey tkc tke tkk tkm tko tkr tkt tky tmc tme tmk tmm tmo tmr tmt tmu tmy to- toc toe tok tom too tor tot tou toy trc tre trk trm tro trr trt tru try ttc tte ttk ttm tto ttr ttt ttu tty tuc tue tuk tum tuo tur tut tuu tuy tyc tye tym tyo tyr tyt ucc uce uck ucm uco ucr uct ucu uec uee uem uer uet uey ukc uke ukk ukr uku um- umc ume umm umo umr umt umu uoc uoe uok uom uoo uor uot ur- urc ure urk urm uro urr urt uru ury utc ute utk utm uto utr utt utu uty uuc uue uum uur uut uuu uyc uyo uyu ycc yce yco ycu ycy yec yee yek yem yeo yer yet yey ykk ykm ymc yme ymm ymo ymt yoc yoe yok yom yoo yor yot you yoy yrc yre yro yrt yru ytc yte ytk ytm yto ytr ytt ytu yue yuk yum yuo yur yut yuu yuy yyc yye yyt yyu yyy