bbb bbf bbg bbi bbn bbo bbr bfb bff bfg bfi bfn bfo bfr bgb bgf bgg bgi bgn bgo bgr bi- bib bif big bii bin bio bir bnb bnf bng bni bnn bno bnr bob bof bog boi bon boo bor brb brf brg bri brn bro brr fbb fbf fbg fbi fbn fbo fbr fff ffg ffi ffn ffo ffr fgb fgf fgg fgi fgn fgr fib fif fig fii fin fir fnb fnf fng fni fnn fnr fob fof fog foi fon foo for frb frf frg fri frn fro frr gbf gbg gbi gbn gbo gbr gfb gff gfi gfo gfr ggb ggg ggi ggn ggo ggr gib gif gig gii gin gio gir gnb gnf gni gnn gno gnr gob gof gog goi gon goo gor grb grf grg gri grn gro grr i-f ibb ibf ibg ibi ibn ibo ibr ifb iff ifg ifi ifn ifo ifr igb igf igg igi ign igo igr iib iif iii iin iio iir in- inb inf ing ini inn ino inr io- iob iof iog ioi ion ioo ior ir- irb irf irg iri irn iro irr n-i nbb nbf nbg nbi nbn nbo nbr nfb nff nfi nfn nfo nfr ngb ngf ngg ngi ngn ngo nib nif nig nii nin nio nir nnb nnf nng nni nnn nno no- nob nof nog noi non noo nor nrb nrf nrg nri nrn nro nrr o-i ob- obb obf obg obi obn obo obr of- ofb off ofg ofi ofn ofo ofr ogf ogg ogi ogn ogo oib oif oii oin oio oir on- onb onf ong oni onn ono onr oo- oob oof oog ooi oon ooo oor or- orb orf org ori orn oro orr rbb rbf rbg rbi rbn rbo rbr rfb rff rfg rfi rfn rfo rfr rgb rgf rgg rgi rgn rgo rgr rib rif rig rii rin rio rir rnb rng rni rnn rno rnr rob rof rog roi ron roo ror rrb rrf rrg rri rrn rrr

-ing bbbb bbfn bbin bbng bbrg bfgf bgon bibb bibi bibo biff bifi bigb bigg bign bigo biin bin- bing bini binn bino bio- biog bioi bion birb birg biri birn biro birr bnib bnin bnor bnrr bobb bobi bobo boff bogg bogi bogo boi- boii boin bong boni bonn bono boob boof boog boon boor bor- borf borg bori born boro borr brig brin brio brno brob brog bron broo bror brrr ffff ffii ffrr fiff fifi fifo figg figo fiii fing fini finn fino fion fior firn fofo fogg fogi fogn fogo foin fong fono foof foon for- forb forg fori forn foro forr frib frig frin frio frob frog fron gbbo gbon gfor ggfg gggg ggrn gibb giff gigg gigi gign gigo ging gini ginn gino giog gioi gion girg giri girn giro girr gnib gnin gnof gnoo gnrr gobi gobo goff gofr gogi gogo goif goin gon- gong goni gonn gono goof goog gooi goon goor gorb gorf gorg gori gorn goro gorr grbr grib grif grig grin grni grob grof grog groi gron groo gror grrr i-go i-no ibfi ibon ibri ibro ifbb ifni ifno ifnr ifor ifrb ifrf ifri igbo igni igno igon igoo igor igri iiii iiio iino iioi iioo inbo infi info ingo inig inni inno innr ino- inoi inon inor inri inro iobi ioii ioio ioni ionn iono ioof iooi iooo iorg iori iri- irig irin irio irob iron irri n-ii nbbo nfff nfib nfon ngio ngon ngor ngri nibi nibo niff nigg nigo niir ning nini nino niog nion nioo niro nngn nnnn nobi nobo nofi nogg nogo noib noif noin noio noir non- nong noni nonn nono noo- noob noon nooo noor nor- norb norf norg nori norn noro norr nron obbo obin oboi obon obor obri obro off- offo offr ofgo ofno ofor ogb ogfr oggi ogin ogni ogog ogoi ogon ogri ogro oigo oiii oion ongi ongo onir onni onno onon onor oobi ooff oooo orbb orbi orbo orff orfi orgn orgo ori- orif orig orin orio orni orno oro- orof oron oror orri orro rbbb rbbr rgbi rib- ribo riff rigg rigi rigo riif riin rinf ring rinn rino rion riri rnbr rnin rob- robb robi robo roff rofo rogg rogi rogo roif roig roin roio roir rong roni rono roob roof roog rooi roon roor rori roro rrif rrrr

bfrog bibbo bibin bibio bibri biffi biffo bifor big-i bigif bigig bigin bigon bigoo bingo birgi birin birni biron bo-bo bobbi bobin bobr bobri boffi boffo bogno bogof bogon bogor boing boiro bongo bonin bonio bonon boong boorn borbo borgo borin borio born- borno boro- boron boroo borro brigg brigi bring brini brinn brion brobo broin brong broni bronn broon brrrr fibr- fibro fiing fiini fingo finif finno fionn fiori firgo firon fogbo foggo fogin foini foir- fonio fonni forgo forio forni forno forro frigg frigo fring friog frogn frorn ggobi gi-fi gibbi gibi- gibon gigon giing ginbo gingo ginir giron gnoff go-go go-in go-on go-oo gobbi gobbo gobig gobin gobio gobir goffi gofio gofor gogin gogoi gogon gogro goibo going goion gonff gongo goni- gonif gonin gonio gonnn gonno gono- gonof goobi goobo gooff goong gorgo gorin gorir gorno griff grifo grigg grini grinn groff grogg groin grong grono groof groon grrrr i-bon ibibo ibogo iborn if-- ifin igbon iggri igigi igni- igoon iiiii inbig inbin infin info- infor ingin ingon inigo ining inini inio inio- inion inoff inoor inorb inorg inori inrio iono- ioooi ioooo iorio iring irinn irion irobo irono irori ngfor ngiri ngong ngoni ngoro nibbi nifon nigon nigor nigro niibi ningi ninib ninon niono nioro nnooo no-fi no-go no-no nobig nobin nobob nofor nonin nonio nonni nonno noori norin norio noron norro nroff o-bon o-r-b obing obion oboro offin offir offof offon ofono ofori oforn oggif oggin ogino ogiri ognon ogogo ogoni ogron oingo oino- oinoi oiron onggi ongin ongon onibi onin oning onion onir- oniro onoff onoon onorn onrio ooioo oonin ooooo