-er -ey c-- ccc cce ccn cco ccr ccu ccv ce- cec cee cen ceo cer ceu cev cey cn- cnc cne cnn cno cnr cnu cnv cny co- coc coe con coo cor cou cov coy crc cre crn cro crr cru crv cry cuc cue cun cuo cur cuu cuv cuy cvc cve cvn cvo cvr cvu cvv cyc cye cyn cyo cyr ec- ecc ece ecn eco ecr ecu ecv eec eee een eeo eer eev eey en- enc ene enn eno enr enu env eny eo- eoc eoe eon eoo eor eou erc ere ern ero err eru erv ery eu- euc eue eun eur euv evc eve evn evo evr evv evy eyc eye eyn eyo eyr ncc nce ncn nco ncr ncu ncv ne- nec nee nen neo ner neu nev ney nnc nne nnn nno nnu nnv no- noc noe non noo nor nou nov noy nrc nre nrn nro nrr nru nrv nry nuc nue nun nuo nur nuu nuv nuy nvc nve nvn nvu nvv nyc nye nyn nyo nyu nyy oc- occ ocn oco ocr ocu ocv oec oee oen oeo oer oey on- onc one onn ono onr onu ony oo- ooc oon ooo oor oov or- orc ore orn oro orr oru orv ory ou- ouc oue oun ouo our ov- ovc ove ovo ovv oye oyo rcc rce rcn rco rcr rcu rcv re- rec ree ren reo rer reu rev rey rnc rnn rno rnr rnu rnv rny roc roe ron roo ror rou rov roy rrc rrn rrr rru ruc rue run ruo rur ruu ruv ruy rvc rve rvn rvo rvr rvu rvv rvy ry- ryc rye ryn ryo ryr ryu ryy ucc uce ucn uco ucr ucu ucv uec uee uen uer uey un- unc une unn uno unr unu unv uny uoc uoe uon uoo uor ur- urc ure urn uro urr uru ury uuc uue uun uur uuu uvc uve uvo uvu uvv uyc uyo uyu v-e vcc vce vcn vco vcr vcu vcy vec vee ven veo ver veu vey vn- vno vnr vnu vnv voc voe von voo vor vou vov voy vrc vre vrn vrr vru vry vue vur vuv vvc vvo vvr vvv vye vyn ycc yce yco ycu ycv ycy yec yee yen yeo yer yev yey yne ynn ynu yny yoc yoe yon yoo yor you yoy yrc yre yrn yro yru yue yun yuo yur yuu yuv yuy yve yvo yvr yvy yyc yye yyu yyy