-ing ffff ffii ffrr fiff fifi fifo figg figl figo fiii fiil fili fill filn filo fing fini finn fino fion fior firn flig flii flin flog flon floo flor fofo fogg fogi fogl fogn fogo foil foin foli foll folo folr fong fono foof fool foon for- forg fori forl forn foro forr frig fril frin frio frog frol fron gfor ggfg gggg ggrn giff gigg gigi gign gigo gilf gilg gili gill gilo ging gini ginn gino giog gioi gion girg giri girl girn giro girr gli- glin glof glog glor glro gnin gnof gnoo gnrr goff gofr gogi gogo goif goin golf goli goll golo gon- gong goni gonn gono goof goog gooi gool goon goor gorf gorg gori gorn goro gorr grif grig gril grin grni grof grog groi grol gron groo gror grrl grrr i-go i-no ifil ifni ifno ifnr ifor ifrf ifri igil igli iglo igni igno igon igoo igor igri iiii iiio iino iioi iioo ilin ilio ilir ill- illi illo ilni ilno ilog iloo infi infl info ingo inig inni inno innr ino- inoi inol inon inor inri inro ioii ioio iolo ioni ionn iono ioof iooi iooo iorg iori iri- irig iril irin irio iron irri lfng lgfl lgin liff lifg lifl lifo ligg ligi lign ligo liig liii liin liir lilg lili lill lilo ling linn lino lio- lion lior lirg liri lirl lirn liro lirr llll lloo loff lofi lofn log- logi logo loif loin loir loli loll lolo long loni lono lonr loof lool loon loor lori lorn loro lrif lroi lron lrrr n-ii nfff nfon ngio ngol ngon ngor ngri niff nigg nigo niir nili nill nilo ning nini ninl nino niog nion nioo niro nlgn nngn nnnn nofi nogg nogo noif noil noin noio noir nolf noli noll nolo non- nong noni nonn nono noo- nool noon nooo noor nor- norf norg nori norn noro norr nron nrrl off- offo offr ofgo ofno ofor ogfr oggi ogin ogli ogni ognl ogog ogoi ogon ogri ogro oigo oiii oion olgr olig olin olio olli ollo olof olog olon olor ongi ongo onil onir onlf onni onno onon onor ooff oolo oooo orff orfi orgn orgo ori- orif orig oril orin orio orlo orni orno oro- orof oron oror orri orro rffl riff rigg rigi rigo riif riin rill rilo rinf ring rinn rino riol rion riri rlif rlin rnin rnli roff rofl rofo rogg rogi rogo roif roig roil roin roio roir rolf roll rolo rong roni rono roof roog rooi rool roon roor rori roro rrif rrrr