-ing bbbb bbfn bbin bbng bbrg bfgf bftt bght bgon bhff bhir bhit bhog bhoi bhor bhot bhrt bibb bibi bibo biff bifi bigb bigg bign bigo bigt bihi biin bin- bing binh bini binn bino bint bio- biog bioi bion biot birb birg biri birn biro birr birt bith bito bitt bnib bnin bnor bnrr bobb bobi bobo boff bofh bogg bogh bogi bogo bogt bohn boho bohr boht boi- boii boin boit bong boni bonn bono bont boob boof boog booh boon boor boot bor- borf borg borh bori born boro borr bort botb both boti botn boto bott brig brih brin brio brit brno brob brog broh bron broo bror brot brrr btob btor btrt bttb ffff ffii ffrr fftf fghi fhit fiff fifi fifo fift figg figo fiii fing fini finn fino fint fion fior firn fiti fitt fntb fobt fofo fogg fogh fogi fogn fogo fohn fohr foin fong fono font foof foon foot for- forb forg fori forn foro forr fort foth foti foto fott frib frig frin frio frit frob frog froh fron frot ftii gbbo gbon gfor ggbt ggfg gggg gghg ggrn ghib ghit ghoi ghon ghrf gibb gibh giff gift gigg gigi gign gigo ging gini ginn gino giog gioi gion girg giri girn giro girr girt gith gito gnib gnin gnit gnof gnoo gnrr gnti gobi gobo goff gofr gogh gogi gogo gohb goif goin goit gon- gong goni gonn gono goof goog gooi goon goor goot gorb gorf gorg gori gorn goro gorr gort goth goti goto gott grbr grib grif grig grin grit grni grob grof grog groh groi gron groo gror grot grrr gtbr gtfo h-ii hbio hbit hhgg hhhh hhof hibi hibt hiff hifh hifi hifn hifo hifr high higi higt hihi hiho hiht hiit hing hinn hino hint hiob hirf hiri hirn hiro hirt hiti hito hitt hnoi hntb hntr hobo hoff hogg hogh hogi hogo hohn hoho hoif hoir hoit hong honi hono hont hoof hoon hoor hoot horg hori horn horo horr hort hotb hoth hoti hoto hotr hott hrib hrit hrng hrob hron hrtb htoh httr i-go i-no ibfi ibon ibot ibri ibro ibtb ifbb ifht ifit ifni ifno ifnr ifor ifrb ifrf ifri iftn ifto igbo ight igni igno igon igoo igor igot igri ihit ihob iiht iiii iiio iiit iino iioi iioo iitr iitt inbo infi info ingo inig init inni inno innr ino- inoi inon inor inot inri inro intg inti intn into intr iobi iogt ioii ioio ioit ioni ionn iono ioof iooi iooo iorg iori iotf ioto iri- irig irin irio irob iroh iron irri irtf irti itgo itif itin itno itof itoh itoi iton itoo itor itrf itri ittf itto n-ii nbbo nbti nfff nfib nfon nfto ngio ngon ngor ngri ngtn nhnn nhon nibi nibo niff nift nigg nigh nigo nigt nihf niht niir niit ning ninh nini nino niog nioh nion nioo niro nirt nitb nitf nith niti nito nitr nngn nnit nnnn nnot nntn nobi nobo nofi nogg nogh nogo nogt nohn noho noht noib noif noin noio noir noit non- nong noni nonn nono nont noo- noob noon nooo noor noot nor- norb norf norg nori norn noro norr nort not- noth noti noto nott nron nthn ntht ntof ntto nttr obbo obin obit oboi obon obor obot obrh obri obro off- offh offo offr ofgo ofit ofno ofor ogb ogfr oggi oghi oght ogin ogni ogog ogoi ogon ogri ogro ohgr ohhi ohho ohif ohio ohno ohob ohoh ohrn ohto oigo oiii oint oion oirt oiti ongi ongo onir onit onni onno onon onor ont- onti onto oobi ooff ooho oont oooh oooo oort ootb orbb orbi orbo orff orfi orgn orgo ori- orif orig orin orio orit orni orno oro- orof oron oror orot orri orro orth orto otho othr otif otin otit oto- otof otog otoh oton otoo otor otro otti otto rbbb rbbr rbgh rboh rgbi rgit rgtr rhbg rhib rhin rhio rhob rhog rhoh rhon rib- ribo riff rift rigg righ rigi rigo riho riht riif riin rinf ring rinn rino rion riot riri rith riti rito ritt rnbr rnin rnnt rnot rob- robb robi robo robt roff rofo rogg rogh rogi rogo rohn rohr roif roig roin roio roir roit rong roni rono ront roob roof roog rooi roon roor root rori roro rort rotg roth roti rotn roto rotr rott rrif rrrr rtbf rtfb tbit tbnf tbrb tfin tfot tgif thi- thif thig thin thio thir thnt thof thog thon thoo thor thot thri thro thtb thtr tibi tiff tifo tift tigh tigi tigr tiht tiit ting tini tinn tino tint tion tirb tiri tiro tirr tith titi tito titt tobi tobo tobt toff tofi tofo toft togh togo togr togt tohi toho toit tonb tong tonh toni tonn tono toof tooh toon toor toot torf torg tori torn toro torr tort toth toti toto totr tott trfr tri- trib trif trig trin trio trit trng trno trog troi tron troo trot trtr ttbb ttff ttfn tton tttt