-ing bbbb bbbs bbfn bbin bbng bbrg bffs bfgf bfsi bfsr bfts bftt bggs bgon bgst bibb bibi bibo bibs biff bifi bigb bigg bign bigo bigs bigt biin biis bin- bing bini binn bino bins bint bio- biog bioi bion bios biot birb birg biri birn biro birr birs birt bis- biso biss bist bito bits bitt bnib bnin bnor bnrr bnss bobb bobi bobo bobs boff bofs bogg bogi bogo bogs bogt boi- boii boin bois boit bong boni bonn bono bons bont boob boof boog boon boor boos boot bor- borf borg bori born boro borr bors bort bosi bosn boso boss bost botb boti botn boto bots bott brig brin brio bris brit brno brns brob brog bron broo bror bros brot brrr brrs brsb brsr brst bsff bsfs bsgs bsin bsns bson bsos bsts btob btor btrt btss bttb fbis fbrs ffff ffii ffrr ffss fftf fgts fibs fiff fifi fifo fift figg figo figs fiii fing fini finn fino fins fint fion fior fios firn firs fisi fiss fist fiti fits fitt fnrs fntb fobs fobt fofo fogg fogi fogn fogo fogs foin fois fong fono fons font foof foon foos foot for- forb forg fori forn foro forr fors fort fosb fosi foso foss fost foti foto fots fott frib frig frin frio fris frit frns frob frog fron fros frot frsb frso frst fsfi fsfo fsgs fssf ftii ftos ftrs ftsr gbbo gbbs gbon gfor ggbt ggfg gggg ggrn ggss gibb gibs giff gifs gift gigg gigi gign gigo gigs giis ging gini ginn gino gins giog gioi gion girg giri girn giro girr girs girt giss gist gito gits gnib gnin gnit gnof gnoo gnrr gnti gobi gobo gobs goff gofr gogi gogo gogs goif goin gois goit gon- gong goni gonn gono gons goof goog gooi goon goor goos goot gorb gorf gorg gori gorn goro gorr gors gort gosi goso goss gost goti goto gots gott grbr grib grif grig grin gris grit grni grob grof grog groi gron groo gror gros grot grrr grrs grss gsif gsis gson gsos gstr gtbr gtfo gtos i-go i-no ibfi ibis ibns ibon ibos ibot ibri ibro ibsf ibsn ibss ibtb ibts ifbb ifis ifit ifni ifno ifnr ifns ifor ifrb ifrf ifri ifsb ifso iftn ifto igbo iggs igis igni igno igns igon igoo igor igot igri igso iiii iiio iiis iiit iino iioi iioo iios iirs iisi iisr iist iitr iitt inbo infi info infs ingo ings inig inis init inni inno innr inns ino- inoi inon inor inos inot inri inro inrs inso inss inst intg inti intn into intr ints iobi iogt ioii ioio ioit ioni ionn iono ions ioof iooi iooo ioos iorg iori iors ioso iotf ioto irgs iri- irig irin irio iris irob iron irri irrs irsf irsg irtf irti irts isbn isbt isin isis isit isno isnt iso- isof ison isor isos isrg isri issf issi isso issr isss isti isto istr ists itbs itgo itgs itif itin itis itno itof itoi iton itoo itor itos itrf itri itrs itsf itsi itso ittf itto n-ii nbbo nbti nfff nfib nfon nfrs nfsr nfto ngfs ngio ngns ngon ngor ngos ngri ngsn ngtn ngts nibi nibo nibs niff nift nigg nigo nigs nigt niir niit ning nini nino nins niog nion nioo nios niro nirs nirt nisi niso niss nist nitb nitf niti nito nitr nits nngn nnit nnnn nnos nnot nnss nntn nobi nobo nobs nofi nogg nogo nogs nogt noib noif noin noio noir nois noit non- nong noni nonn nono nons nont noo- noob noon nooo noor noos noot nor- norb norf norg nori norn noro norr nors nort nos- noss nost not- noti noto nots nott nron nrts nsbo nsfs nsin nsis nsnr nsof nsos nssb nssf nsso nssr nsss nsts ntfs ntis ntof ntsb ntsf ntss ntto nttr obbo obin obis obit oboi obon obor obos obot obri obro obsn obsr obss obst obts off- offo offr offs ofgo ofit ofno ofor ofst ogb ogfr oggi ogin ogni ogog ogoi ogon ogri ogro ogsi oigo oiii oins oint oion oios oirt oist oiti ongi ongo onir onis onit onni onno onon onor onos onso onst ont- onti onto oobi ooff oofs oons oont oooo ooos oort oosi oost ootb oots orbb orbi orbo orbs orff orfi orfs orgn orgo orgs ori- orif orig orin orio oris orit orni orno orns oro- orof oron oror oros orot orri orro orrs orsi orso orto orts osgi osii osin osis osno osnr osoi osoo osor osos osro ossb ossi osso osti ostr osts otbs otif otin otis otit oto- otof otog oton otoo otor otos otro otrs otsg otso otti otto otts rbbb rbbr rbbs rbis rbss rbst rfgs rgbi rgit rgtr rgts rib- ribo ribs riff rifs rift rigg rigi rigo rigs riif riin riis rinf ring rinn rino rion rios riot riri rirs risi riso riss rist riti rito rits ritt rnbr rngs rnin rnnt rnot rob- robb robi robo robs robt roff rofo rogg rogi rogo roif roig roin roio roir rois roit rong roni rono rons ront roob roof roog rooi roon roor roos root rori roro rort rosi roso ross rost rotg roti rotn roto rotr rots rott rrif rrrr rsbi rsgb rsis rsnn rsno rsnr rsos rsts rtbf rtfb rtgs rtns rtss rtts s-ib s-ii s-os sbbs sbig sbor sbot sbsi sbst sbtn sfio sfnb sfnt sfog sfor sfos sfro sfss sfts sggg sggs sgio sgro sgss sgts sibi sibo sibs siff sifo sifr sift sigg sigi sign sigo sigs siit sing sini sinn sino sins sint sion sior sios siot sirf siri siro sirr sirs sirt sisi siss sist sit- siti sitn sito sits sitt snib snig snir snit snns snob snog snoo snor snos snot snrs sntr sobo sobr sobs sobt sofi sofo soft sogi sogn sogo sogs soif soin soir sois soit son- song soni sono sons sont soof soog soon soor soos soot