-er -ey c-- ccc cce ccf ccn cco ccr cct ce- cec cee cef cen ceo cer cet cey cfc cfe cff cfn cfo cfr cft cn- cnc cne cnf cnn cno cnr cnt cny co- coc coe cof con coo cor cot coy crc cre crf crn cro crr crt cry ctc cte ctf ctn cto ctr ctt cty cyc cye cyf cyn cyo cyr cyt ec- ecc ece ecf ecn eco ecr ect eec eee eef een eeo eer eet eey ef- efc efe eff efo efr eft en- enc ene enf enn eno enr ent eny eo- eoc eoe eof eon eoo eor eot erc ere erf ern ero err ert ery etc ete etf etn eto etr ett ety eyc eye eyn eyo eyr eyt fcc fce fcf fcn fco fcr fct fcy fec fee fef fen feo fer fet fey ffc ffe fff ffn ffo ffr fft ffy fnc fne fnf fnn fnr fnt foc foe fof fon foo for fot foy frc fre frf frn fro frr frt fry ftc fte ftf ftn fto ftr ftt fty fy- fyc fye fyn fyo ncc nce ncf ncn nco ncr nct ne- nec nee nef nen neo ner net ney nfc nfe nff nfn nfo nfr nft nnc nne nnf nnn nno nnt no- noc noe nof non noo nor not noy nrc nre nrf nrn nro nrr nrt nry ntc nte ntf ntn nto ntr ntt nyc nye nyf nyn nyo nyt nyy oc- occ ocf ocn oco ocr oct oec oee oef oen oeo oer oet oey of- ofc ofe off ofn ofo ofr oft on- onc one onf onn ono onr ont ony oo- ooc oof oon ooo oor oot or- orc ore orf orn oro orr ort ory ot- otc ote otf otn oto otr ott oye oyo rcc rce rcf rcn rco rcr rct re- rec ree ref ren reo rer ret rey rfc rfe rff rfn rfo rfr rft rnc rnn rno rnr rnt rny roc roe rof ron roo ror rot roy rrc rrf rrn rrr rrt rtc rte rtf rtn rto rtr rtt rty ry- ryc rye ryf ryn ryo ryr ryy tcc tce tcf tcn tco tcr tct te- tec tee tef ten teo ter tet tey tfc tfe tff tfn tfo tfr tft tnc tne tnf tnn tno tnr tnt to- toc toe tof ton too tor tot toy trc tre trf trn tro trr trt try ttc tte ttf ttn tto ttr ttt tty tyc tye tyf tyn tyo tyr tyt ycc yce ycf yco ycy yec yee yef yen yeo yer yet yey yfc yfe yff yfr yft yne ynn yny yoc yoe yof yon yoo yor yot yoy yrc yre yrf yrn yro yrt ytc yte ytf ytn yto ytr ytt yyc yye yyf yyt yyy