b-u bbb bbd bbi bbn bbo bbr bbt bbu bdb bdd bdi bdo bdr bdt bdu bi- bib bid bii bin bio bir bit biu bnb bnd bni bnn bno bnr bnt bnu bob bod boi bon boo bor bot bou brb brd bri brn bro brr brt bru btb btd bti btn bto btr btt btu bub bud bui bun buo bur but buu dbb dbd dbi dbn dbo dbr dbt dbu ddb ddd ddi ddn ddo ddr ddt ddu di- dib did dii din dio dir dit diu dnb dnd dni dnn dno dnr dnt dob dod doi don doo dor dot dou drb drd dri drn dro drr drt dru dtb dtd dti dtn dto dtr dtt dtu dub dud dui dun duo dur dut i-d ibb ibd ibi ibn ibo ibr ibt ibu idb idd idi idn ido idr idt idu iib iid iii iin iio iir iit iiu in- inb ind ini inn ino inr int inu io- iob iod ioi ion ioo ior iot iou ir- irb ird iri irn iro irr irt iru itb itd iti itn ito itt itu iu- iub iud iui iur iut n-i nbb nbd nbi nbn nbo nbr nbt nbu ndb ndd ndi ndn ndo ndr ndt ndu nib nid nii nin nio nir nit niu nnb nni nnn nno nnt nnu no- nob nod noi non noo nor not nou nrb nrd nri nrn nro nrr nrt nru ntb ntd nti ntn nto ntr ntt ntu nub nud nui nun nuo nur nut nuu o-i ob- obb obd obi obn obo obr obt obu odb odd odi odn odo odr odt odu oib oid oii oin oio oir oit oiu on- onb ond oni onn ono onr ont onu oo- oob ood ooi oon ooo oor oot or- orb ord ori orn oro orr ort oru ot- otb otd oti otn oto otr ott otu ou- oud oui oun ouo our out rbb rbd rbi rbn rbo rbr rbt rbu rdb rdd rdi rdn rdo rdr rdt rdu rib rid rii rin rio rir rit rnb rnd rni rnn rno rnr rnt rnu rob rod roi ron roo ror rot rou rrb rrd rri rrn rrr rrt rru rtb rtd rti rtn rto rtr rtt rtu rub rud rui run ruo rur rut ruu tbb tbd tbi tbn tbo tbr tbt tbu tdb tdd tdi tdn tdo tdr tdt tdu tib tid tii tin tio tir tit tiu tnb tnd tni tnn tno tnr tnt to- tob tod toi ton too tor tot tou trb trd tri trn tro trr trt tru ttb ttd tti ttn tto ttr ttt ttu tub tud tui tun tuo tur tut tuu ubb ubi ubn ubo ubr ubt ubu udb udd udi udn udo udr udt udu uib uid uii uin uio uir uit uiu un- unb und uni unn uno unr unt unu uob uod uon uoo uor uot ur- urb urd uri urn uro urr urt uru utb utd uti utn uto utr utt utu uun uur uut uuu

bbbb bbdd bbdo bbin bd-r bdii bdin bibb bibi bibo bidi bido bidr bidu biin bin- bind bini binn bino bint binu bio- bioi bion biot biou birb bird biri birn biro birr birt biru bitd bito bitt bitu bnib bnin bnor bnrr bobb bobi bobo bobu bodb bodi bodo bodu boi- boid boii boin boit boiu bond boni bonn bono bont bonu boob bood boon boor boot bor- bord bori born boro borr bort boru botb botd boti botn boto bott boud boun bour bout brdo brdt brid brin brio brit brno brob brod bron broo bror brot brou brrr brud brun brut btdt btob btor btrt bttb bubb bubi bubo bubu budb budd budi budo budu buid buin buir buit buiu bunb bund buni bunn buno bunt bunu buon bur- burb burd buri burn buro burr burt buru but- buti buto butt d-bo dbit dbrn dbtt dddd ddot ddub dibb dibo didi dido didu diii din- dini dinn dino dint dinu dion dior diot diou dird dirr dirt diti dito ditt dntt dnut dobb dobi dobu dod- dodd dodi dodo doid doin doit dond doni donn dono donr dont doob dood doon door doot dord dori dorn doro dorr dort doru dotd doti doto dott doub doud doun dour dout drib drin drit drno drob drod dron drot drou drub drui drut druu dtnb dtor dtot dub- dubb dubu dudd dudo dudu duid duin duir duit dunn duno dunt duo- duon duri durn duro durt duru duur duut i-no ibdo ibid ibon ibot ibrd ibri ibro ibtb iddo idid idin idio idir idno idon idro idub idun iduo iiii iiio iiit iino iioi iioo iitr iitt inbd inbo ind- indi indo indu inid init inni inno innr innu ino- inoi inon inor inot inou inri inro intd inti intn into intr intu inui inun iobi iod- iodd iodo ioii ioio ioit ioni ionn iono iooi iooo iori ioto ioun irdo iri- irid irin irio irob irod iron irri irti irun itdo itin itno itoi iton itoo itor itou itri itto itur iuiu iuno n-ii nbbo nbti nddb nddo ndnt ndor ndri ndut nibi nibo nidd nidi nido niir niit niiu nind nini nino nion nioo niou niro nirt niru nitb niti nito nitr niur nndb nnit nnnn nnot nntn nobi nobo nobu nodi nodo nodu noib noid noin noio noir noit non- noni nonn nono nont nonu noo- noob noon nooo noor noot nor- norb nord nori norn noro norr nort not- noti noto nott noun nour nout nron nrrd ntnd ntnu ntru ntto nttr ntui nubi nudd nudi nudo nuin nuit nunn nuno nunt nuon nurd nuri nurn nurr nurt nuru nutt nutu obbo obdt obid obin obit oboi obon obor obot obri obro obtd odbo oddd oddi odin odio odir odiu odnb odon odoo odor odot odou odtu odur oido oiii oint oion oirt oiti ondi ondo onir onit onni onno onod onon onor ont- onti