ffff ffii ffrr fftf fiff fifi fifm fifo fift fiii fimo fimr fini finn fino fint fion fior firm firn fiti fitt fmno fmri fofo foin fomo fomt fono font foof foom foon foot for- fori form forn foro forr fort foti fotm foto fott frim frin frio frit frmn from fron frot ftii i-no ifim ifit ifni ifno ifnr ifor ifrf ifri iftn ifto 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 init inni inno innr ino- inoi inon inor inot inri inro inti intn into intr ioii ioio ioit iomo ioni ionn iono ioof iooi iooo iori iotf ioto irfm iri- irin irio irmo iron irri irtf irti itif itim itin itmo itno itof itoi iton itoo itor itrf itri ittf itto mfor mfri mftf miff mifi miii miin miio miit mim- mimi mimo mini minn mino mint mio- mion miri miro mirr mirt mit- miti mitm mito mitt mmff mmii mmmm mmor mmrf mnin mntn moff mofo moif moii moin moio moir moit momi momo mon- moni monn mono mont moon moor moot morf mori morn moro mort moti motm moto mott mron mrtm mrtn mrtt mtff mtnt mtom mtor mtrr mttr n-ii nfff nfon nfto niff nift niir niit nimi nimo nimr nimt nini nino nion nioo niro nirt nitf niti nito nitr nmff nmit nmnt nmon nmri nnit nnmt nnnn nnot nntn nofi noif noin noio noir noit nom- nomi nomo non- noni nonn nono nont noo- noon nooo noor noot nor- norf nori norm norn noro norr nort not- noti noto nott nron ntof nttm ntto nttr off- offo offr ofit ofno ofor oiii oint oion oirt oiti omim omin omio omit omn- omni omo- omoi omon omoo omor omri omro onir onit onni onno onon onor ont- onti onto ooff oont oooo oort orff orfi ori- orif orin orio orit ormn ormo orni orno oro- orof orom oron oror orot orri orro orto otif otin otit oto- otof oton otoo otor otro otti otto riff rift riif riin rimi rimm rimo rinf rinn rino riom rion riot riri riti rito ritt rmif rmon rnin rnnt rnot roff rofo roif roin roio roir roit romi romm romo roni rono ront roof rooi room roon roor root rori roro rort roti rotn roto rotr rott rrif rrrr rtfm rtmi t-mo tfin tfot tiff tifo tift tiit timi timm timn timo tini tinn tino tint tion tiri tiro tirr titi tito titt tmnt tmro tmtt toff tofi tofo toft toit tomi tomm tomo tomt toni tonn tono toof toom toon toor toot torf tori torm torn toro torr tort toti totm toto totr tott trfm trfr tri- trif trim trin trio trit trmi trno troi trom tron troo trot trtr ttff ttfn ttim tton tttt