-er -ey c-- ccc cce ccf ccn ccr ce- cec cee cef cen cer cey cfc cfe cff cfn cfr cn- cnc cne cnf cnn cnr cny crc cre crf crn crr cry cyc cye cyf cyn cyr ec- ecc ece ecf ecn ecr eec eee eef een eer eey ef- efc efe eff efr en- enc ene enf enn enr eny erc ere erf ern err ery eyc eye eyn eyr fcc fce fcf fcn fcr fcy fec fee fef fen fer fey ffc ffe fff ffn ffr ffy fnc fne fnf fnn fnr frc fre frf frn frr fry fy- fyc fye fyn ncc nce ncf ncn ncr ne- nec nee nef nen ner ney nfc nfe nff nfn nfr nnc nne nnf nnn nrc nre nrf nrn nrr nry nyc nye nyf nyn nyy rcc rce rcf rcn rcr re- rec ree ref ren rer rey rfc rfe rff rfn rfr rnc rnn rnr rny rrc rrf rrn rrr ry- ryc rye ryf ryn ryr ryy ycc yce ycf ycy yec yee yef yen yer yey yfc yfe yff yfr yne ynn yny yrc yre yrf yrn yyc yye yyf yyy