bbb bbf bbi bbm bbo bbr bbt bby bfb bff bfi bfm bfo bfr bft bfy bi- bib bif bii bim bio bir bit biy bmb bmf bmi bmm bmo bmr bmt bob bof boi bom boo bor bot boy brb brf bri brm bro brr brt bry btb btf bti btm bto btr btt bty by- byf byi bym byo byr byt fbb fbf fbi fbm fbo fbr fbt fff ffi ffm ffo ffr fft ffy fib fif fii fim fir fit fmb fmf fmi fmm fmo fmr fmt fob fof foi fom foo for fot foy frb frf fri frm fro frr frt fry ftb ftf fti ftm fto ftr ftt fty fy- fyb fyi fyo i-f ibb ibf ibi ibm ibo ibr ibt iby ifb iff ifi ifm ifo ifr ift ify iib iif iii iim iio iir iit im- imb imf imi imm imo imt imy io- iob iof ioi iom ioo ior iot ir- irb irf iri irm iro irr irt iry itb itf iti itm ito itt ity iym iyo iyr iyt iyy m-f m-o m-r mbb mbf mbi mbm mbo mbr mbt mfb mff mfi mfm mfo mfr mft mfy mi- mib mif mii mim mio mir mit miy mmb mmf mmi mmm mmo mmr mmt mob mof moi mom moo mor mot moy mrb mrf mri mrm mro mrr mrt mry mtb mtf mti mtm mto mtr mtt my- myb myf mym myo myr myt o-i ob- obb obf obi obm obo obr obt oby of- ofb off ofi ofm ofo ofr oft oib oif oii oim oio oir oit om- omb omf omi omm omo omr omt omy oo- oob oof ooi oom ooo oor oot or- orb orf ori orm oro orr ort ory ot- otb otf oti otm oto otr ott oyi oyo rbb rbf rbi rbm rbo rbr rbt rfb rff rfi rfm rfo rfr rft rib rif rii rim rio rir rit riy rmb rmf rmi rmm rmo rmr rmt rob rof roi rom roo ror rot roy rrb rrf rri rrm rrr rrt rtb rtf rti rtm rto rtr rtt rty ry- ryf rym ryo ryr ryy tbb tbf tbi tbm tbo tbr tbt tfb tff tfi tfm tfo tfr tft tib tif tii tim tio tir tit tiy tmb tmf tmi tmm tmo tmr tmt tmy to- tob tof toi tom too tor tot toy trb trf tri trm tro trr trt try ttb ttf tti ttm tto ttr ttt tty tyf tym tyo tyr tyt ybf ybi ybm ybr yby yff yfm yfr yft yif yii yim yio yir yit ymi ymm ymo ymt yob yof yoi yom yoo yor yot yoy yrf yro yrt ytf ytm yto ytr ytt yyb yyf yyt yyy