-er -ey eee eef een eeo eer eet eey ef- efe eff efo efr eft en- ene enf enn eno enr ent eny eo- eoe eof eon eoo eor eot ere erf ern ero err ert ery ete etf etn eto etr ett ety eye eyn eyo eyr eyt fee fef fen feo fer fet fey ffe fff ffn ffo ffr fft ffy fne fnf fnn fnr fnt foe fof fon foo for fot foy fre frf frn fro frr frt fry fte ftf ftn fto ftr ftt fty fy- fye fyn fyo ne- nee nef nen neo ner net ney nfe nff nfn nfo nfr nft nne nnf nnn nno nnt no- noe nof non noo nor not noy nre nrf nrn nro nrr nrt nry nte ntf ntn nto ntr ntt nye nyf nyn nyo nyt nyy oee oef oen oeo oer oet oey of- ofe off ofn ofo ofr oft on- one onf onn ono onr ont ony oo- oof oon ooo oor oot or- ore orf orn oro orr ort ory ot- ote otf otn oto otr ott oye oyo re- ree ref ren reo rer ret rey rfe rff rfn rfo rfr rft rnn rno rnr rnt rny roe rof ron roo ror rot roy rrf rrn rrr rrt rte rtf rtn rto rtr rtt rty ry- rye ryf ryn ryo ryr ryy te- tee tef ten teo ter tet tey tfe tff tfn tfo tfr tft tne tnf tnn tno tnr tnt to- toe tof ton too tor tot toy tre trf trn tro trr trt try tte ttf ttn tto ttr ttt tty tye tyf tyn tyo tyr tyt yee yef yen yeo yer yet yey yfe yff yfr yft yne ynn yny yoe yof yon yoo yor yot yoy yre yrf yrn yro yrt yte ytf ytn yto ytr ytt yye yyf yyt yyy