b-u bbb bbd bbi bbn bbo bbr bbs bbu bdb bdd bdi bdo bdr bds bdu bi- bib bid bii bin bio bir bis biu bnb bnd bni bnn bno bnr bns bnu bob bod boi bon boo bor bos bou brb brd bri brn bro brr brs bru bsb bsd bsi bsn bso bsr bss bsu bub bud bui bun buo bur bus buu dbb dbd dbi dbn dbo dbr dbs dbu ddb ddd ddi ddn ddo ddr dds ddu di- dib did dii din dio dir dis diu dnb dnd dni dnn dno dnr dns dob dod doi don doo dor dos dou drb drd dri drn dro drr drs dru dsb dsd dsi dsn dso dsr dss dsu dub dud dui dun duo dur dus i-d ibb ibd ibi ibn ibo ibr ibs ibu idb idd idi idn ido idr ids idu iib iid iii iin iio iir iis iiu in- inb ind ini inn ino inr ins inu io- iob iod ioi ion ioo ior ios iou ir- irb ird iri irn iro irr irs iru is- isb isd isi isn iso isr iss isu iu- iub iud iui iur ius n-i nbb nbd nbi nbn nbo nbr nbs nbu ndb ndd ndi ndn ndo ndr nds ndu nib nid nii nin nio nir nis niu nnb nni nnn nno nns nnu no- nob nod noi non noo nor nos nou nrb nrd nri nrn nro nrr nrs nru nsb nsd nsi nsn nso nsr nss nsu nub nud nui nun nuo nur nus nuu o-i ob- obb obd obi obn obo obr obs obu odb odd odi odn odo odr ods odu oib oid oii oin oio oir ois oiu on- onb ond oni onn ono onr ons onu oo- oob ood ooi oon ooo oor oos or- orb ord ori orn oro orr ors oru os- osb osd osi osn oso osr oss osu ou- oud oui oun ouo our ous rbb rbd rbi rbn rbo rbr rbs rbu rdb rdd rdi rdn rdo rdr rds rdu rib rid rii rin rio rir ris rnb rnd rni rnn rno rnr rns rnu rob rod roi ron roo ror ros rou rrb rrd rri rrn rrr rrs rru rsb rsd rsi rsn rso rsr rss rsu rub rud rui run ruo rur rus ruu sbb sbd sbi sbn sbo sbr sbs sbu sdb sdd sdi sdn sdo sdr sds sdu sib sid sii sin sio sir sis siu snb snd sni snn sno snr sns snu sob sod soi son soo sor sos sou sr- srb srd sri srn sro srr srs ss- ssb ssd ssi ssn sso ssr sss ssu sub sud sui sun suo sur sus suu ubb ubi ubn ubo ubr ubs ubu udb udd udi udn udo udr uds udu uib uid uii uin uio uir uis uiu un- unb und uni unn uno unr uns unu uob uod uon uoo uor uos ur- urb urd uri urn uro urr urs uru usb usd usi usn uso usr uss usu uun uur uus uuu

-ous bbbb bbbs bbdd bbdo bbin bd-r bdii bdin bdos bdsd bibb bibi bibo bibs bidi bido bidr bids bidu biin biis bin- bind bini binn bino bins binu bio- bioi bion bios biou birb bird biri birn biro birr birs biru bis- bisd biso biss bisu bnib bnin bnor bnrr bnss bobb bobi bobo bobs bobu bodb bodi bodo bods bodu boi- boid boii boin bois boiu bond boni bonn bono bons bonu boob bood boon boor boos bor- bord bori born boro borr bors boru bosi bosn boso boss bosu boud boun bour bous brdo brds brid brin brio bris brno brns brob brod bron broo bror bros brou brrr brrs brsb brsr brud brun brus bsbd bsin bsnd bsns bsod bson bsos bsrd bssd bubb bubi bubo bubs bubu budb budd budi budo buds budu buid buin buir buis buiu bunb bund buni bunn buno buns bunu buon bur- burb burd buri burn buro burr burs buru busi buss busu buus d-bo dbos dbrn dbrs dbss dbus dddd ddss ddub dibb dibo dibs didi dido dids didu diii diis din- dini dinn dino dins dinu dion dior dios diou dird dirr dirs dis- disd disi diso diss dius dnis dnus dobb dobi dobs dobu dod- dodd dodi dodo dods doid doin dois dond doni donn dono donr dons doob dood doon door doos dord dori dorn doro dorr dors doru dosi doso doss doub doud doun dour dous drib drin drno drob drod dron drou drrs drub drui drus druu dsdr dsos dsri dsrr dssi dssn dub- dubb dubs dubu dudd dudo duds dudu duid duin duir duis dunn duno duns duo- duon duos duri durn duro duru dusi duur i-no ibdo ibid ibis ibns ibon ibos ibrd ibri ibro ibsn ibss ibus iddo idid idin idio idir idis idno idon idos idro idso idss idub idun iduo idus iiii iiio iiis iino iioi iioo iios iirs iisd iisi iisr iisu inbd inbo ind- indi indo inds indu inid inis inni inno innr inns innu ino- inoi inon inor inos inou inri inro inrs inso inss insu inui inun inus iobi iod- iodd iodo ioii ioio ioni ionn iono ions iooi iooo ioos iori iors ioso iosu ioun ious irdo irds iri- irid irin irio iris irob irod iron irri irrs irun irus isbd isbn isdb isdn isds isin isis isno iso- ison isor isos isri issi isso issr isss issu isus iuds iuiu iuno iusd iuss n-ii nbbo nddb nddo ndor ndos ndri ndsi ndss nibi nibo nibs nidd nidi nido nids niir niiu nind nini nino nins nion nioo nios niou niro nirs niru nisd nisi niso niss nisu niur nndb nnnn nnos nnss nobi nobo nobs nobu nodi nodo nods nodu noib noid noin noio noir nois non- noni nonn nono nons nonu noo- noob noon nooo noor noos nor- norb nord nori norn noro norr nors nos- noss nosu noun