-er -ey a-a a-c aaa aac aae aaf aan aar aay ac- aca acc ace acf acn acr acy aea aec aee aef aen aer aey af- afa afc afe aff afn afr afy an- ana anc ane anf ann anr any ar- ara arc are arf arn arr ary ay- aya ayc aye ayf ayn ayr c-- caa cac cae caf can car cay cca ccc cce ccf ccn ccr ce- cea cec cee cef cen cer cey cfa cfc cfe cff cfn cfr cn- cna cnc cne cnf cnn cnr cny cra crc cre crf crn crr cry cya cyc cye cyf cyn cyr eaa eac eae eaf ean ear ec- eca ecc ece ecf ecn ecr eea eec eee eef een eer eey ef- efa efc efe eff efr en- ena enc ene enf enn enr eny era erc ere erf ern err ery eya eyc eye eyn eyr faa fac fae faf fan far fay fca fcc fce fcf fcn fcr fcy fea fec fee fef fen fer fey ffa ffc ffe fff ffn ffr ffy fna fnc fne fnf fnn fnr fra frc fre frf frn frr fry fy- fya fyc fye fyn naa nac nae naf nan nar nay nca ncc nce ncf ncn ncr ne- nea nec nee nef nen ner ney nfa nfc nfe nff nfn nfr nna nnc nne nnf nnn nra nrc nre nrf nrn nrr nry nya nyc nye nyf nyn nyy ra- raa rac rae raf ran rar ray rca rcc rce rcf rcn rcr re- rea rec ree ref ren rer rey rfa rfc rfe rff rfn rfr rna rnc rnn rnr rny rra rrc rrf rrn rrr ry- rya ryc rye ryf ryn ryr ryy yaa yac yae yaf yan yar yay yca ycc yce ycf ycy yea yec yee yef yen yer yey yfa yfc yfe yff yfr yna yne ynn yny yra yrc yre yrf yrn yyc yye yyf yyy