bbb bbg bbi bbm bbn bbo bbr bbs bgb bgg bgi bgm bgn bgo bgr bgs bi- bib big bii bim bin bio bir bis bmb bmg bmi bmm bmn bmo bmr bms bnb bng bni bnn bno bnr bns bob bog boi bom bon boo bor bos brb brg bri brm brn bro brr brs bsb bsg bsi bsm bsn bso bsr bss gbg gbi gbm gbn gbo gbr gbs ggb ggg ggi ggm ggn ggo ggr ggs gib gig gii gim gin gio gir gis gmb gmg gmi gmm gmn gmo gmr gms gnb gni gnm gnn gno gnr gns gob gog goi gom gon goo gor gos grb grg gri grm grn gro grr grs gsb gsg gsi gsm gsn gso gsr gss ibb ibg ibi ibm ibn ibo ibr ibs igb igg igi igm ign igo igr igs iib iii iim iin iio iir iis im- imb img imi imm imn imo ims in- inb ing ini inm inn ino inr ins io- iob iog ioi iom ion ioo ior ios ir- irb irg iri irm irn iro irr irs is- isb isg isi ism isn iso isr iss m-o m-r mbb mbg mbi mbm mbo mbr mbs mgb mgi mgm mgn mgo mgr mgs mi- mib mig mii mim min mio mir mis mmb mmg mmi mmm mmn mmo mmr mms mnb mng mni mnm mnn mno mnr mns mob mog moi mom mon moo mor mos mrb mrg mri mrm mrn mro mrr mrs msb msg msi msm msn mso msr mss n-i nbb nbg nbi nbm nbn nbo nbr nbs ngb ngg ngi ngm ngn ngo ngs nib nig nii nim nin nio nir nis nmb nmg nmi nmm nmn nmo nmr nms nnb nng nni nnm nnn nno nns no- nob nog noi nom non noo nor nos nrb nrg nri nrm nrn nro nrr nrs nsb nsg nsi nsm nsn nso nsr nss o-i ob- obb obg obi obm obn obo obr obs ogg ogi ogn ogo ogs oib oii oim oin oio oir ois om- omb omg omi omm omn omo omr oms on- onb ong oni onn ono onr ons oo- oob oog ooi oom oon ooo oor oos or- orb org ori orm orn oro orr ors os- osb osg osi osm osn oso osr oss rbb rbg rbi rbm rbn rbo rbr rbs rgb rgg rgi rgn rgo rgr rgs rib rig rii rim rin rio rir ris rmb rmg rmi rmm rmn rmo rmr rms rnb rng rni rnm rnn rno rnr rns rob rog roi rom ron roo ror ros rrb rrg rri rrm rrn rrr rrs rsb rsg rsi rsm rsn rso rsr rss sbb sbg sbi sbm sbn sbo sbr sbs sgb sgg sgi sgm sgn sgo sgr sgs sib sig sii sim sin sio sir sis smb smg smi smm smn smo smr sms snb sng sni snm snn sno snr sns sob sog soi som son soo sor sos sr- srb srg sri srm srn sro srr srs ss- ssb ssg ssi ssm ssn sso ssr sss