b-u bbb bbd bbf bbi bbn bbo bbr bbu bdb bdd bdf bdi bdo bdr bdu bfb bfd bff bfi bfn bfo bfr bfu bi- bib bid bif bii bin bio bir biu bnb bnd bnf bni bnn bno bnr bnu bob bod bof boi bon boo bor bou brb brd brf bri brn bro brr bru bub bud buf bui bun buo bur buu dbb dbd dbf dbi dbn dbo dbr dbu ddb ddd ddf ddi ddn ddo ddr ddu dfb dfd dff dfi dfn dfo dfr dfu di- dib did dif dii din dio dir diu dnb dnd dnf dni dnn dno dnr dob dod dof doi don doo dor dou drb drd dri drn dro drr dru dub dud duf dui dun duo dur fbb fbd fbf fbi fbn fbo fbr fbu fdb fdd fdf fdi fdn fdo fdr fdu ffd fff ffi ffn ffo ffr ffu fib fid fif fii fin fir fiu fnb fnd fnf fni fnn fnr fnu fob fof foi fon foo for fou frb frd frf fri frn fro frr fru fub fud fuf fui fun fuo fur fuu i-d i-f ibb ibd ibf ibi ibn ibo ibr ibu idb idd idf idi idn ido idr idu ifb ifd iff ifi ifn ifo ifr ifu iib iid iif iii iin iio iir iiu in- inb ind inf ini inn ino inr inu io- iob iod iof ioi ion ioo ior iou ir- irb ird irf iri irn iro irr iru iu- iub iud iui iur n-i nbb nbd nbf nbi nbn nbo nbr nbu ndb ndd ndf ndi ndn ndo ndr ndu nfb nfd nff nfi nfn nfo nfr nfu nib nid nif nii nin nio nir niu nnb nnf nni nnn nno nnu no- nob nod nof noi non noo nor nou nrb nrd nrf nri nrn nro nrr nru nub nud nui nun nuo nur nuu o-i ob- obb obd obf obi obn obo obr obu odb odd odf odi odn odo odr odu of- ofb ofd off ofi ofn ofo ofr ofu oib oid oif oii oin oio oir oiu on- onb ond onf oni onn ono onr onu oo- oob ood oof ooi oon ooo oor or- orb ord orf ori orn oro orr oru ou- oud ouf oui oun ouo our rbb rbd rbf rbi rbn rbo rbr rbu rdb rdd rdf rdi rdn rdo rdr rdu rfb rfd rff rfi rfn rfo rfr rfu rib rid rif rii rin rio rir rnb rnd rni rnn rno rnr rnu rob rod rof roi ron roo ror rou rrb rrd rrf rri rrn rrr rru rub rud ruf rui run ruo rur ruu ubb ubf ubi ubn ubo ubr ubu udb udd udf udi udn udo udr udu ufd uff ufi ufn ufo ufr ufu uib uid uif uii uin uio uir uiu un- unb und unf uni unn uno unr unu uob uod uon uoo uor ur- urb urd urf uri urn uro urr uru uun uur uuu

bbbb bbdd bbdo bbfn bbin bd-r bdii bdin bduf bibb bibi bibo bidi bido bidr bidu biff bifi biin bin- bind bini binn bino binu bio- bioi bion biou birb bird biri birn biro birr biru bnib bnin bnor bnrr bobb bobi bobo bobu bodb bodi bodo bodu bofd boff bofu boi- boid boii boin boiu bond boni bonn bono bonu boob bood boof boon boor bor- bord borf bori born boro borr boru boud bouf boun bour brdo brfu brid brin brio brno brob brod bron broo bror brou brrr brud brun bubb bubi bubo bubu budb budd budi budo budu buff bufo bufr buid buif buin buir buiu bunb bund buni bunn buno bunu buon bur- burb burd buri burn buro burr buru d-bo dbfo dbrn dddd ddub dfrf dfri dibb dibo didi dido didu dif- diff diii din- dini dinn dino dinu dion dior diou dird dirr dobb dobi dobu dod- dodd dodi dodo doff doid doin dond doni donn dono donr doob dood doof doon door dord dorf dori dorn doro dorr doru doub doud douf doun dour drib drif drin drno drob drod drof dron drou drub drui druu dub- dubb dubu dudd dudo dudu duff dufu duid duif duin duir dunn duno duo- duon duri durn duro duru duur ffff ffii ffrr ffun fidf fido fiff fifi fifo fiii find fini finn fino fion fior firn fndd fndn fndr fnuf fofo foid foin fond fono food foof foon for- forb ford fori forn foro forr foud foun four frib frid frin frio frob fron frou frub frun fubb fubu fudd fudi fuff fufu fuid fuir fund funf fuor fur- furi furn furo furr i-no ibdo ibfi ibid ibon ibrd ibri ibro iddo idid idin idio idir idno idon idrf idro idub idun iduo ifbb ifid ifni ifno ifnr ifor ifrb ifrf ifri iiii iiio iino iioi iioo inbd inbo ind- indi indo indu infi info inid inni inno innr innu ino- inoi inon inor inou inri inro inui inun iobi iod- iodd iodo ioii ioio ioni ionn iono ioof iooi iooo iori ioun irdo irfu iri- irid irin irio irob irod iron irri irun iuiu iuno n-ii nbbo nbuf nddb nddo ndfi ndor ndrf ndri nfff nfib nfon nibi nibo nidd nidi nido niff niir niiu nind nini nino nion nioo niou niro niru niur nndb nnnn nobi nobo nobu nodi nodo nodu nofi noib noid noif noin noio noir non- noni nonn nono nonu noo- noob noon nooo noor nor- norb nord norf nori norn noro norr noun nour nron nrrd nubi nudd nudi nudo nuff nuin nunn nuno nuon nurd nuri nurn nurr nuru obbo obid obin oboi obon obor obri obro odbo oddd oddi odin odio odir odiu odnb odon odoo odor odou odur ofdr off- offo offr offu ofid ofno ofor oido oiii oion ondi ondo onir onni onno onod onon onor onur oobi oodi ooff ooid oooo oord orbb orbi orbo orbu ordn ordo ordu orff orfi orfu