-er -ey bbb bbe bbm bbn bbr bby be- beb bee bem ben ber bey bmb bme bmm bmn bmr bnb bne bnn bnr brb bre brm brn brr bry by- bye bym byn byr ebb ebe ebm ebn ebr eby eeb eee eem een eer eey em- emb eme emm emn emr en- enb ene enm enn enr eny erb ere erm ern err ery eye eym eyn eyr m-r mbb mbe mbm mbr meb mee mem men mer mey mmb mme mmm mmn mmr mnb mne mnm mnn mnr mrb mre mrm mrn mrr mry my- myb mye mym myn myr nbb nbe nbm nbn nbr ne- neb nee nem nen ner ney nmb nme nmm nmn nmr nnb nne nnm nnn nrb nre nrm nrn nrr nry nye nym nyn nyy rbb rbe rbm rbn rbr re- reb ree rem ren rer rey rmb rme rmm rmn rmr rnb rnm rnn rnr rny rrb rrm rrn rrr ry- rye rym ryn ryr ryy ybe ybm ybr yby yeb yee yem yen yer yey yme ymm yne ynn yny yre yrn yyb yye yyy