ffff ffii ffrr fiff fifi fifm fifo fiii fiil fili fill film filn filo fimo fimr fini finn fino fion fior firm firn flii flim flin flom flon floo flor fmno fmri fofo foil foin foli foll folo folr fomo fono foof fool foom foon for- fori forl form forn foro forr fril frim frin frio frmn frol from fron i-no ifil ifim ifni ifno ifnr ifor ifrf ifri iiii iiio iinm iino iioi iioo ilin ilio ilir ill- illi illo ilmo ilmr ilni ilno iloo ilrm imfi imin imir imli immi immo imno imof imon imri imro imrr infi infl info inni inno innr ino- inoi inol inon inor inri inro ioii ioio iolo iomo ioni ionn iono ioof iooi iooo iori irfm iri- iril irin irio irmo iron irri lfmr liff lifl lifo liii liin liir lili lill lilo limi liml limm limn limo linn lino lio- liom lion lior liri lirl lirn liro lirr llll lloo lmfm lmii lmln lmmr lmno loff lofi lofn loif loin loir loli loll lolo lomi lomm lomo loni lono lonr loof lool loom loon loor lori lorn loro lrif lroi lron lrrr mfor mfri miff mifi miii miin miio milf mili mill miln milo milr mim- mimi mimo mini minn mino mio- miol mion miri mirl miro mirr mlii mlin mlnr mmff mmii mmli mmmm mmor mmrf mnin moff mofo moif moii moil moin moio moir moli moll moln molo molr momi momo mon- moni monn mono mool moon moor morf mori morl morn moro mrln mrml mron n-ii nfff nfon niff niir nili nill nilo nimi nimo nimr nini ninl nino nion nioo niro nmff nmml nmon nmri nnnn nofi noif noil noin noio noir nolf noli noll nolo nom- nomi nomo non- noni nonn nono noo- nool noon nooo noor nor- norf nori norm norn noro norr nrml nron nrrl off- offo offr ofml ofno ofor oiii oion olim olin olio olli ollo olmi olmo olof olom olon olor omim omin omio omn- omni omo- omoi omon omoo omor omri omro onil onir onlf onni onno onon onor ooff oolo oooo orff orfi ori- orif oril orin orio orlo ormn ormo orni orno oro- orof orom oron oror orri orro rffl riff riif riin rill rilo rimi rimm rimo rinf rinn rino riol riom rion riri rlif rlin rlml rmif rmll rmon rnin rnli roff rofl rofo roif roil roin roio roir rolf roll rolm rolo romi romm romo roni rono roof rooi rool room roon roor rori roro rrif rrrr