bbb bbd bbg bbi bbk bbn bbo bbr bbs bdb bdd bdg bdi bdk bdo bdr bds bgb bgd bgg bgi bgk bgn bgo bgr bgs bi- bib bid big bii bik bin bio bir bis bkb bkg bkk bkn bko bkr bks bnb bnd bng bni bnk bnn bno bnr bns bob bod bog boi bok bon boo bor bos brb brd brg bri brk brn bro brr brs bsb bsd bsg bsi bsk bsn bso bsr bss dbb dbd dbg dbi dbk dbn dbo dbr dbs ddb ddd ddg ddi ddk ddn ddo ddr dds dgd dgg dgi dgk dgn dgr dgs di- dib did dig dii dik din dio dir dis dkb dkg dki dkk dko dkr dks dnb dnd dng dni dnk dnn dno dnr dns dob dod dog doi dok don doo dor dos drb drd drg dri drk drn dro drr drs dsb dsd dsg dsi dsk dsn dso dsr dss g-d gbd gbg gbi gbk gbn gbo gbr gbs gdb gdd gdi gdk gdn gdo gdr gds ggb ggd ggg ggi ggn ggo ggr ggs gib gid gig gii gik gin gio gir gis gkb gkd gkn gko gks gnb gnd gni gnn gno gnr gns gob god gog goi gok gon goo gor gos grb grd grg gri grk grn gro grr grs gsb gsd gsg gsi gsk gsn gso gsr gss i-d ibb ibd ibg ibi ibk ibn ibo ibr ibs idb idd idg idi idk idn ido idr ids igb igd igg igi igk ign igo igr igs iib iid iii iin iio iir iis ikb iki ikk iko ikr iks in- inb ind ing ini ink inn ino inr ins io- iob iod iog ioi ion ioo ior ios ir- irb ird irg iri irk irn iro irr irs is- isb isd isg isi isk isn iso isr iss kbb kbd kbi kbk kbn kbo kbr kbs kdb kdg kdk kdo kdr kds kgb kgd kgi kgo kgs kib kid kig kii kik kin kio kir kis kkb kki kkk kkn kkr kks kn- knd kng kni knk knn kno knr kob kod kog koi kok kon koo kor kos krd krg kri krk krn kro krr krs ksb ksd ksg ksi ksk ksn kso ksr kss n-i nbb nbd nbg nbi nbk nbn nbo nbr nbs ndb ndd ndg ndi ndk ndn ndo ndr nds ngb ngd ngg ngi ngk ngn ngo ngs nib nid nig nii nik nin nio nir nis nki nkk nkn nko nkr nks nnb nng nni nnk nnn nno nns no- nob nod nog noi nok non noo nor nos nrb nrd nrg nri nrk nrn nro nrr nrs nsb nsd nsg nsi nsk nsn nso nsr nss o-i ob- obb obd obg obi obk obn obo obr obs odb odd odg odi odn odo odr ods ogd ogg ogi ogn ogo ogs oib oid oii oik oin oio oir ois okb okd okg oki okk oko okr oks on- onb ond ong oni onk onn ono onr ons oo- oob ood oog ooi ook oon ooo oor oos or- orb ord org ori ork orn oro orr ors os- osb osd osg osi osk osn oso osr oss rbb rbd rbg rbi rbk rbn rbo rbr rbs rdb rdd rdg rdi rdn rdo rdr rds rgb rgd rgg rgi rgk rgn rgo rgr rgs rib rid rig rii rik rin rio rir ris rkb rkg rkk rko rks rnb rnd rng rni rnn rno rnr rns rob rod rog roi rok ron roo ror ros rrb rrd rrg rri rrk rrn rrr rrs rsb rsd rsg rsi rsk rsn rso rsr rss sbb sbd sbg sbi sbk sbn sbo sbr sbs sdb sdd sdg sdi sdk sdn sdo sdr sds sgb sgd sgg sgi sgk sgn sgo sgr sgs sib sid sig sii sik sin sio sir sis sk- skb skd skg ski skk sko skr sks snb snd sng sni snk snn sno snr sns sob sod sog soi sok son soo sor sos sr- srb srd srg sri srk srn sro srr srs ss- ssb ssd ssg ssi ssk ssn sso ssr sss