-er -ey bbb bbe bbf bbi bbm bbo bbr bby be- beb bee bef bei bem beo ber bey bfb bfe bff bfi bfm bfo bfr bfy bi- bib bie bif bii bim bio bir biy bmb bme bmf bmi bmm bmo bmr bob boe bof boi bom boo bor boy brb bre brf bri brm bro brr bry by- bye byf byi bym byo byr ebb ebe ebf ebi ebm ebo ebr eby eeb eee eef eem eeo eer eey ef- efb efe eff efi efm efo efr eib eie eif eii eim eio eir em- emb eme emf emi emm emo emr eo- eob eoe eof eoi eom eoo eor erb ere erf eri erm ero err ery eye eym eyo eyr fbb fbe fbf fbi fbm fbo fbr feb fee fef fei fem feo fer fey ffe fff ffi ffm ffo ffr ffy fib fie fif fii fim fir fmb fme fmf fmi fmm fmo fmr fob foe fof foi fom foo for foy frb fre frf fri frm fro frr fry fy- fyb fye fyi fyo i-f ibb ibe ibf ibi ibm ibo ibr iby ie- iee ief iei iem ier iey ifb ife iff ifi ifm ifo ifr ify iib iie iif iii iim iio iir im- imb ime imf imi imm imo imy io- iob ioe iof ioi iom ioo ior ir- irb ire irf iri irm iro irr iry iye iym iyo iyr iyy m-f m-o m-r mbb mbe mbf mbi mbm mbo mbr meb mee mef mei mem meo mer mey mfb mfe mff mfi mfm mfo mfr mfy mi- mib mie mif mii mim mio mir miy mmb mme mmf mmi mmm mmo mmr mob moe mof moi mom moo mor moy mrb mre mrf mri mrm mro mrr mry my- myb mye myf mym myo myr o-i ob- obb obe obf obi obm obo obr oby oeb oee oef oei oem oeo oer oey of- ofb ofe off ofi ofm ofo ofr oib oie oif oii oim oio oir om- omb ome omf omi omm omo omr omy oo- oob oof ooi oom ooo oor or- orb ore orf ori orm oro orr ory oye oyi oyo rbb rbe rbf rbi rbm rbo rbr re- reb ree ref rei rem reo rer rey rfb rfe rff rfi rfm rfo rfr rib rie rif rii rim rio rir riy rmb rme rmf rmi rmm rmo rmr rob roe rof roi rom roo ror roy rrb rrf rri rrm rrr ry- rye ryf rym ryo ryr ryy ybe ybf ybi ybm ybr yby yeb yee yef yei yem yeo yer yey yfe yff yfm yfr yie yif yii yim yio yir yme ymi ymm ymo yob yoe yof yoi yom yoo yor yoy yre yrf yro yyb yye yyf yyy