-ing ffff ffii ffrr ffss fftf fgts 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 fofo fogg fogi fogn fogo fogs foin fois fong fono fons font foof foon foos foot for- forg fori forn foro forr fors fort fosi foso foss fost foti foto fots fott frig frin frio fris frit frns frog fron fros frot frso frst fsfi fsfo fsgs fssf ftii ftos ftrs ftsr gfor ggfg gggg ggrn ggss 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 gnin gnit gnof gnoo gnrr gnti goff gofr gogi gogo gogs goif goin gois goit gon- gong goni gonn gono gons goof goog gooi goon goor goos goot gorf gorg gori gorn goro gorr gors gort gosi goso goss gost goti goto gots gott grif grig grin gris grit grni grof grog groi gron groo gror gros grot grrr grrs grss gsif gsis gson gsos gstr gtfo gtos i-go i-no ifis ifit ifni ifno ifnr ifns ifor ifrf ifri ifso iftn ifto 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 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 iogt ioii ioio ioit ioni ionn iono ions ioof iooi iooo ioos iorg iori iors ioso iotf ioto irgs iri- irig irin irio iris iron irri irrs irsf irsg irtf irti irts isin isis isit isno isnt iso- isof ison isor isos isrg isri issf issi isso issr isss isti isto istr ists itgo itgs itif itin itis itno itof itoi iton itoo itor itos itrf itri itrs itsf itsi itso ittf itto n-ii nfff nfon nfrs nfsr nfto ngfs ngio ngns ngon ngor ngos ngri ngsn ngtn ngts niff nift nigg nigo nigs nigt niir niit ning nini nino nins niog nion nioo nios niro nirs nirt nisi niso niss nist nitf niti nito nitr nits nngn nnit nnnn nnos nnot nnss nntn nofi nogg nogo nogs nogt noif noin noio noir nois noit non- nong noni nonn nono nons nont noo- noon nooo noor noos noot nor- norf norg nori norn noro norr nors nort nos- noss nost not- noti noto nots nott nron nrts nsfs nsin nsis nsnr nsof nsos nssf nsso nssr nsss nsts ntfs ntis ntof ntsf ntss ntto nttr off- offo offr offs ofgo ofit ofno ofor ofst 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 ooff oofs oons oont oooo ooos oort oosi oost oots 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 ossi osso osti ostr osts otif otin otis otit oto- otof otog oton otoo otor otos otro otrs otsg otso otti otto otts rfgs rgit rgtr rgts 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 rngs rnin rnnt rnot roff rofo rogg rogi rogo roif roig roin roio roir rois roit rong roni rono rons ront roof roog rooi roon roor roos root rori roro rort rosi roso ross rost rotg roti rotn roto rotr rots rott rrif rrrr rsis rsnn rsno rsnr rsos rsts rtgs rtns rtss rtts s-ii s-os sfio sfnt sfog sfor sfos sfro sfss sfts sggg sggs sgio sgro sgss sgts 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 snig snir snit snns snog snoo snor snos snot snrs sntr sofi sofo soft sogi sogn sogo sogs soif soin soir sois soit son- song soni sono sons sont soof soog soon soor soos soot sorg sori sorn soro sorr sors sort sosi soso soss sost sotn soto sots srfi sris srni srnn srno sros srtr ssgs ssgt ssin ssis ssit ssns ssot ssrg ssri ssrs sssf sssi ssss ssts stfn stgr stif stig stio stir stis stit stng stnn stnr stns stof stog ston stoo stor stos stot stri strn stro strs stsf stsi stss sttr tfin tfot tfrs tfsi tfss tgif tgts tiff tifo tift tigi tigr tigs tiit ting tini tinn tino tins tint tion tios tiri tiro tirr tirs tisi tiso tiss tist titi tito tits titt tngs tnts toff tofi tofo toft togo togr togs togt tois toit tong toni tonn tono tons toof toon toor toos toot torf torg tori torn toro torr tors tort tosi toso toss tost toti toto totr tots tott trfr tri- trif trig trin trio tris trit trng trno trog troi tron troo tros trot trsi trst trtr tsgt tsig tsin tsis tsoi tsos tssf tssg tssi tssr tsst tsts ttff ttfn tton ttss tttt