ffff ffii ffss fftf ffun fiff fifi fift fiii fiil fili fill filn fils fini finn fins fint fisi fiss fist fisu fiti fits fitt flii flin flis flit flts fluf flus fnuf fsfi fsln fssf ft-l ftii fuff fufu fuil fuit fuli full fuls fulu funf funs funt fusi fuss fust fusu futi futs futu ifil ifis ifit ifni ifns iftn iiii iiis iiit iisi iist iisu iitt ilin ilis ilit ill- illi ills illt ilni ilts ilus ilut infi infl infs inis init inni inns innu inss inst insu inti intl intn ints intu inui inul inun inus isil isin isis isit isls isnt issf issi isss issu isti ists isus itif itil itin itis itll itsf itsi itsu ittf iuiu iuss iust lfts liff lifl lift liii liin liis lili lill lils lilt lilu linn lins lint lisi liss list lisu liti litl lits litt litu liuf liun lius liut llll lnfs lnts lsts ltns ltnt ltsi luff luft lufu luif luin luis luit luli lull lulu luni lunn luns lunt lusi luss lust luti luts n-ii nfff nfsu niff nift niit niiu nili nill nils nilt nilu nini ninl nins nisi nisl niss nist nisu nitf niti nits nlls nnit nnls nnnn nnsl nnss nntn nsfs nsin nsis nsls nssf nsss nstl nsts nstu ntfl ntfs ntis ntnu ntsf ntss ntsu ntui nuff nuin nuit nuli null nunn nuns nunt nusi nusl nuss nust nusu nuts nutt nutu s-ii sfls sfnt sfss sfsu sfts siff sifl sift sifu siit sil- silf sili sill sils silt silu sini sinn sins sint sinu sisi siss sist sisu sit- siti sitn sits sitt situ siui sius siut sl-i slft slit slln slst slsu slts slut snfu snit snlf snns snus ssfl ssin ssis ssit sslt ssns sssf sssi ssss sstl ssts stfn stfu stif stil stis stit stln stlt stnn stns stsf stsi stss stuf stul stun stus stut suf- suff sufi sufs sufu suin suis suit sul- sulf suli sull sult sulu sun- suni sunn suns sunt sunu sus- susi suss sust susu suti sutu suus tfin tfsi tfss tiff tift tiit tiiu till tiln tils tilt tini tinn tins tint tinu tisi tiss tist titi tits titt titu tlli tnfl tnts tnut tsfl tsin tsis tssf tssi tsst tsts tsui tsun ttff ttfn ttss tttt ttul tuff tufi tuft tufu tuil tuin tuis tuit tuiu tuli tull tulu tuni tunn tuns tunu tusi tuss tust tuti tutl tuts tutt tutu uint uist uits ulft ulli ulti ults ultt ulul ulus uni- unif unii unin unis unit unlf unni unns uns- unst unts unus unut usfi usfl usfs usif usin usis uslu usnu ussf usss usst ussu usti usts usui usul usun usus util utin utis utsl utti uttu uulu uuni uusi uutf uuuu