-er -ey -ic c-- ccc cce cci cck ccr ccs ccu ccv ce- cec cee cei cek cer ces ceu cev cey ci- cic cie cii cik cir cis ciu civ ckc cki cks cky crc cre cri crk crr crs cru crv cry csc cse csi csk csr css csu csv csy cuc cue cui cuk cur cus cuu cuv cuy cvc cve cvi cvk cvr cvs cvu cvv cyc cye cyk cyr cys ec- ecc ece eci eck ecr ecs ecu ecv eec eee eek eer ees eev eey eic eie eii eik eir eis eiu eiv ekc eke eki ekr eks eku ekv eky erc ere eri erk err ers eru erv ery es- esc ese esi esk esr ess esu esv esy eu- euc eue eui eur eus euv evc eve evi evr evs evv evy eyc eye eyr eys i-v icc ice ici ick icr ics icu icv icy ie- iec iee iei iek ier ies iev iey iic iie iii iir iis iiu ikc ike iki ikk ikr iks iku ikv ir- irc ire iri irk irr irs iru irv iry is- isc ise isi isk isr iss isu isv isy iu- iuc iue iui iur ius ivc ive ivi ivr ivs ivu ivv ivy iyc iye iyr iys iyy kcc kce kci kck kcr kcs kcu ke- kec kee kei kek ker kes kev key kic kie kii kik kir kis kiu kiv kkc kke kki kkk kkr kks kku kkv kky krc kri krk krr krs kru krv kry ksc kse ksi ksk ksr kss ksu ksv kuc kue kui kuk kur kus kuu kuy kvi kvk kvr kvs kvv kyc kye kyr kys kyu rcc rce rci rcr rcs rcu rcv re- rec ree rei rek rer res reu rev rey ric rie rii rik rir ris riv riy rkc rke rkk rks rku rkv rky rrc rri rrk rrr rrs rru rsc rse rsi rsk rsr rss rsu rsv ruc rue rui ruk rur rus ruu ruv ruy rvc rve rvi rvr rvs rvu rvv rvy ry- ryc rye ryk ryr rys ryu ryy scc sce sci sck scr scs scu scv se- sec see sei sek ser ses seu sev sey sic sie sii sik sir sis siu siv sk- skc ske ski skk skr sks sku sky sr- src sre sri srk srr srs srv sry ss- ssc sse ssi ssk ssr sss ssu ssv suc sue sui suk sur sus suu suv suy svc sve svi svk svr svs svu svv svy sy- syc sye syi syk syr sys syu ucc uce uci uck ucr ucs ucu ucv uec uee uei uer ues uey uic uie uii uir uis uiu ukc uke uki ukk ukr uku ur- urc ure uri urk urr urs uru ury usc use usi usk usr uss usu usv uuc uue uur uus uuu uvc uve uvs uvu uvv uyc uyi uys uyu v-e vcc vce vci vcr vcs vcu vcy vec vee vei vek ver ves veu vey vi- vic vie vii vik vir vis viu viv viy vrc vre vri vrk vrr vrs vru vry vsc vse vsi vsk vsr vss vsu vsv vue vuk vur vus vuv vvc vvi vvr vvs vvv vye ycc yce yci ycs ycu ycv ycy yec yee yei yek yer yes yev yey yie yii yir yis yki ykk yrc yre yrs yru ysc yse ysi ysk ysr yss ysu ysy yue yui yuk yur yus yuu yuv yuy yve yvi yvr yvy yyc yye yys yyu yyy