bbb bbg bbi bbm bbr bbs bby bgb bgg bgi bgm bgr bgs bi- bib big bii bim bir bis biy bmb bmg bmi bmm bmr bms brb brg bri brm brr brs bry bsb bsg bsi bsm bsr bss bsy by- byg byi bym byr bys gbg gbi gbm gbr gbs gby ggb ggg ggi ggm ggr ggs gib gig gii gim gir gis giy gmb gmg gmi gmm gmr gms gmy grb grg gri grm grr grs gry gsb gsg gsi gsm gsr gss gy- gyb gym gyr gys ibb ibg ibi ibm ibr ibs iby igb igg igi igm igr igs igy iib iii iim iir iis im- imb img imi imm ims imy ir- irb irg iri irm irr irs iry is- isb isg isi ism isr iss isy iym iyr iys iyy m-r mbb mbg mbi mbm mbr mbs mgb mgi mgm mgr mgs mgy mi- mib mig mii mim mir mis miy mmb mmg mmi mmm mmr mms mrb mrg mri mrm mrr mrs mry msb msg msi msm msr mss msy my- myb myg mym myr mys rbb rbg rbi rbm rbr rbs rgb rgg rgi rgr rgs rib rig rii rim rir ris riy rmb rmg rmi rmm rmr rms rrb rrg rri rrm rrr rrs rsb rsg rsi rsm rsr rss ry- ryg rym ryr rys ryy sbb sbg sbi sbm sbr sbs sby sgb sgg sgi sgm sgr sgs sib sig sii sim sir sis smb smg smi smm smr sms smy sr- srb srg sri srm srr srs sry ss- ssb ssg ssi ssm ssr sss sy- syb syg syi sym syr sys ybg ybi ybm ybr ybs yby ygm yig yii yim yir yis ymg ymi ymm yms yrg yrs ysb ysg ysi ysm ysr yss ysy yyb yyg yys yyy