-ing ffff ffii ffrr fftf fiff fifi fifm fifo fift figg figo fiii fimo fimr fing fini finn fino fint fion fior firm firn fiti fitt fmno fmri fofo fogg fogi fogn fogo foin fomo fomt fong fono font foof foom foon foot for- forg fori form forn foro forr fort foti fotm foto fott frig frim frin frio frit frmn frog from fron frot ftii gfor ggfg gggg ggrn giff gift gigg gigi gign gigo gimo ging gini ginn gino giog gioi gion girg giri girn giro girr girt gito gmit gmmr gnin gnit gnmt gnof gnom gnoo gnrr gnti goff gofr gogi gogo goif goin goit gomf gomi gomn gomo gon- gong goni gonn gono goof goog gooi goom goon goor goot gorf gorg gori gorm gorn goro gorr gort goti gotm goto gott grif grig grim grin grit grmt grni grof grog groi grom gron groo gror grot grrr gtfm gtfo i-go i-no ifim ifit ifni ifno ifnr ifor ifrf ifri iftn ifto igni igno igon igoo igor igot igri iiii iiio iiit iinm iino iioi iioo iitm iitr iitt imfi imin imir imit immi immo immt imno imof imon imri imro imrr imto infi info ingo inig init inni inno innr ino- inoi inon inor inot inri inro intg inti intn into intr iogt ioii ioio ioit iomo ioni ionn iono ioof iooi iooo iorg iori iotf ioto irfm irgm iri- irig irin irio irmo iron irri irtf irti itgo itif itim itin itmo itno itof itoi iton itoo itor itrf itri ittf itto mfng mfor mfri mftf mgit mgmt mgrm miff mifi migg migi migo miii miin miio miit mim- mimi mimo ming mini minn mino mint mio- mion mirg miri miro mirr mirt mit- miti mitm mito mitt mmff mmgn mmii mmmm mmor mmrf mngr mnin mntn moff mofo mogg mogi mogo moif moii moin moio moir moit momi momo mon- mong moni monn mono mont moog moon moor moot morf morg mori morn moro mort moti motm moto mott mrgn mrng mron mrtm mrtn mrtt mtff mtnt mtom mtor mtrr mttr n-ii nfff nfon nfto ngio ngmn ngom ngon ngor ngri ngtn niff nift nigg nigo nigt niir niit nimi nimo nimr nimt ning nini nino niog nion nioo niro nirt nitf niti nito nitr nmff nmit nmnt nmon nmri nngn nnit nnmt nnnn nnot nntn nofi nogg nogo nogt noif noin noio noir noit nom- nomi nomo non- nong noni nonn nono nont noo- noon nooo noor noot nor- norf norg nori norm norn noro norr nort not- noti noto nott nron ntof nttm ntto nttr off- offo offr ofgo ofit ofno ofor ogfr oggi ogin ogni ogog ogoi ogon ogri ogro oigo oiii oint oion oirt oiti omfg omim omin omio omit omn- omni omo- omoi omon omoo omor omri omro ongi ongo onir onit onni onno onon onor ont- onti onto ooff oont oooo oort orff orfi orgn orgo ori- orif orig orin orio orit ormn ormo orni orno oro- orof orom oron oror orot orri orro orto otif otin otit oto- otof otog oton otoo otor otro otti otto rgit rgtr riff rift rigg rigi rigo riif riin rimi rimm rimo rinf ring rinn rino riom rion riot riri riti rito ritt rmif rmon rmrg rnin rnnt rnot roff rofo rogg rogi rogo roif roig roin roio roir roit romi romm romo rong roni rono ront roof roog rooi room roon roor root rori roro rort rotg roti rotn roto rotr rott rrif rrrr rtfm rtmi t-mo tfin tfot tgif tiff tifo tift tigi tigm tigr tiit timi timm timn timo ting tini tinn tino tint tion tiri tiro tirr titi tito titt tmnt tmro tmtt toff tofi tofo toft togo togr togt toit tomg tomi tomm tomo tomt tong toni tonn tono toof toom toon toor toot torf torg tori torm torn toro torr tort toti totm toto totr tott trfm trfr tri- trif trig trim trin trio trit trmi trng trno trog troi trom tron troo trot trtr ttff ttfn ttim tton tttt