ftrs ftse ftsr fuel fuet fuff fufu fuil fuir fuit fule fuli full fuls fulu fur- fure furi furl furr furs furt fuse fusi fuss fust fusu fute futi futs futu ieet ieie iele iels iere ieri iers iesi iesr iest iesu ietf iett ifel ifer ifes ifil ifis ifit ifps ifrf ifri ifsp iies iiie iiii iiis iiit iipf iirs iisi iisp iisr iist iisu iitr iitt ile- iler iles ilet ilie ilir ilis ilit ill- ille illi illp ills illt ilpe ilpr ilre ilse ilts ilus ilut iper ipes ipet ipie ipil ippf ippr ipri ipse ipsi ipsp ipss ipts ipur ipus iput iree irel irer ires irfe irfu iri- irie iril irip iris irpe irps irre irri irrs irse irsf irsp irte irtf irti irtp irts irul irus isee isel isep iser ises iset isfp isie isil isis isit isle isls ispe ispf ispr isps isri isrp isse issf issi issp issr isss issu iste isti istp istr ists isup isus itel itep iter ites itet itie itif itil itis itll itrf itri itrs itse itsf itsi itsp itsu ittf itup itur iuef iuel iuiu iupp iuse iuss iust le-u leef leel leep leer lees leet lefe leff left leie leif leil leir leis leit lele leli lell lelu lepe lepi lepp leps lept lere lerp lert lese less lest lesu lete leti lets lett leur lftp lfts lief liel liep lier lies liet lieu life liff lifl lift liii liir liis lile lili lill lils lilt lilu lip- lipe lipi lipl lipp lips lipu lire liri lirl lirp lirr lirs lirt liru lise lisi lisp liss list lisu lite liti litl litr lits litt litu liue liuf lius liut llef lles llet lleu llll llps lpfp lpft lppl lprp lpss lrif lrps lrpu lrrr lrse lrst lrts ls-r lses lset lspl lspr lssp lssr lsts ltee ltps ltrs ltsi ltsp ltsr lttr luef luer lues lufe luff luft lufu luif luis luit lule luli lull lulu lupe lupi lupu lure luri lurs lurt luse lusi luss lust lute luti luts luup peel peep peer pees peet peff pefs peil peip peir peis peit pel- pele pelf pell pels pelt pelu pepe pepi peps per- pere perf peri perl perp perr pers pert peru pese pesi pess pest pesu pete peti petr pets pett peul peur peut pfet pfff pffr pfft pfis pfit pfli pfps pfte pfui piel piep pier pies piet piff pifs piip pil- pile pili pill pils pilt pilu pipe pipi pipp pips pire piri pirl pirr pirs piru pise pisi piss pist pisu pite pitf piti pitr pits pitt pitu pius ple- plee plei ples plet pleu plff plie plif plip plis plit plpp plri plsi plss pltf pltt plue plup plur plus pper ppie ppif pple ppli pppp ppps pprf ppru ppsf ppss ppts pptt ppur pre- pree pref prel prep pres pret preu prfs pri- prie prif prii pris prle prlr prls prps prri prrs prse prsi prsl prss prti prtp prtr prue pruf prus prut pruu psei psel psfs psil psip psis pspi pspp pspr psps psrp psse psst psts pstu pter ptrf ptui pu-e puel puer puet pueu puff puft puir puis puit puiu pule puli pull pulp puls pult pulu pupe pupi pupl pups pupu pur- pure puri purl purp purr purs puru pusi puss pust put- pute puti puts putt putu reef reel reep rees reet refe reff refi refl refr refs reft refu reif reii reil reir reis reit reiu rele rell relp rels relt repe repi repl repp repr reps rept repu rere reri rers rert reru rese resi resp ress rest rete reti retr rets rett reue reuf reul reup reus reut reuu rfef rffl rief riel riep rier ries riet rieu rife riff rifs rift rifu riif riis rile rill rilp rilu ripe ripi ripl ripp ripr rips ript rire riri rirs rise risi risp riss rist risu rite riti ritl rits ritt ritu riue rius rlee rlef rleu rlif rlls rpet rpii rpls rpps rpts rrif rrle rrrr rrsp rsee rsis rslp rsps rsre rssl rstp rsts rstu rtee rtei rtes rtle rtls rtlt rtps rtss rttp rtts ruel ruer rues ruet rufe ruff ruft ruif ruis ruit rule rull rupe rupp rupt rure ruri rurp rurs ruru ruse rusi russ rust rusu rute ruti rutl ruts rutt rutu s-ii se-e se-f se-i se-s se-t se-u seef seel seep seer sees seet seeu seff sefi sefl seft seie seif seii seil seip seir seis seit seiu sele self seli sell sels selt selu sepe sepi sepp sepr seps sept sepu sere serf seri serp serr sers sert seru sese sesi sess sest set- sete setf seti setl sets sett seui seul seur sfer sfls sfss sfsu sftp sfts sief siel sier sies sife siff sifl sifr sift sifu siit sil- sile silf sili sill sils silt silu sipe sipi sipp sips sipt sire sirf siri sirp sirr sirs sirt siru sise sisi siss sist sisu sit- site siti sits sitt situ siue siui sius siut sl-i slee slep sler sles slet slft slie slip slir slit sllp slpi slpp slps slre slrp slrs slst slsu slts slue slup slur slut spee spef spel sper spes spet spfs spie spip spir spis spit sple splp splr spls sppf spps spri sprs spse spsp spss spst sptr spts spue spui spur spus sput sres srfi sris srps srpt srsp srtp srtr ssee ssep sses sset ssfl ssfp ssis ssit ssle sslp sslt sspe sspf sspl ssps sspt ssri ssrl ssrs sssf sssi ssss sstl sstp ssts stee stef stel step ster stes stet stfu stie stif stil stip stir stis stit stle stlt stpf stpp stps stre stri strs stru stsf stsi stss sttr stue stuf stul stup stur stus stut suee suel suer sues suet sueu suf- suff sufi sufr sufs sufu suie suir suis suit sul- sule sulf suli sull sulp sult sulu sup- supe supp supr sups supt sur- sure surf