fff ffm ffo ffr fft ffu fmf fmm fmo fmr fmt fmu fof fom foo for fot fou frf frm fro frr frt fru ftf ftm fto ftr ftt ftu fuf fum fuo fur fut fuu m-f m-o m-r mff mfm mfo mfr mft mfu mmf mmm mmo mmr mmt mmu mof mom moo mor mot mou mrf mrm mro mrr mrt mru mtf mtm mto mtr mtt mtu muf mum mur mut muu of- off ofm ofo ofr oft ofu om- omf omm omo omr omt omu oo- oof oom ooo oor oot or- orf orm oro orr ort oru ot- otf otm oto otr ott otu ou- ouf oum ouo our out rff rfm rfo rfr rft rfu rmf rmm rmo rmr rmt rof rom roo ror rot rou rrf rrm rrr rrt rru rtf rtm rto rtr rtt rtu ruf rum ruo rur rut ruu tff tfm tfo tfr tft tfu tmf tmm tmo tmr tmt tmu to- tof tom too tor tot tou trf trm tro trr trt tru ttf ttm tto ttr ttt ttu tuf tum tuo tur tut tuu uff ufm ufo ufr uft ufu um- umf umm umo umr umt umu uom uoo uor uot ur- urf urm uro urr urt uru utf utm uto utr utt utu uum uur uut uuu

ffff ffrr fftf fofo fomo fomt foof foom foot for- form foro forr fort fotm foto fott four fout from frot frou frum fuff fufu fumo fuor fur- furm furo furr furt futo futu mfor mfou mftf mmff mmmm mmor mmrf moff mofo mofu momo momu moor moot morf moro mort moru motm moto mott motu mouf mour mout mrtm mrtt mtff mtom mtor mtrr mttr muff mufu mumm mumo mumu muro murr murt muru muto mutt mutu muut off- offo offr offu ofor omo- omoo omor omro omuo ooff oooo oort orff orfu ormo oro- orof orom oror orot orro orto orum oto- otof otoo otor otro otto ottu otur ouff our- ouro ourt out- outo ouu- rmtu roff rofo romm romo roof room roor root roro rort roru roto rotr rott rouf roum rout rrrr rrum rtfm ruff rufo ruft rumm rumo rumt ruro ruru ruto rutt rutu t-mo tfot tmou tmro tmtt toff tofo toft tofu tomm tomo tomt toof toom toor toot torf torm toro torr tort toru totm toto totr tott toum tour tout trfm trfr trmu trom troo trot trou trtr trut truu ttff tttt tuff tufm tufo tuft tufu tumu tuor turf turm turo turr turt turu tuto tutt tutu tuum tuuo umff ummo umor umut uofm uofo uomo uor- urff urft uro- urom uroo urum urur urut utfo utor utto uttu uutf uuuu

-form fofum fomor form- forro forto forum forur fotur fourm fouro fromm froom froot fruto ftrtt fu-fu furo- furor futom futur mmmmm moffo momot mooro mooto morfu mormo moror morou morro morum morut moto- motor motru motto mottu mrmom mroof mrorr mt-tf mt-tm mt-tr mt-tt mtfmt mtoto mummu murom muror murot murro murru murum murut muto- mutum mutuo muuto offof offto ofoto ofour ofrum omoro omoto omout ooooo orfor ormur oromo orout orrum ortoo oruro orutu otomo ototo otour ottom ottur ouoro outof outro outto rmutt ro-ro rofor romfo rooft roomu roto- rotor rotot rotto roumm routt rtrfm ruffo rufo- rummo rummu rumor ruomu ruutu toffo tofor tommo tomo- tomom tomor torro torto tortu toto- totoo totum touro troff troft tromm trott troum trout truff truro ttttt tu-mo tummo tumor tumut tuomo tuotu turot turro turtu turut tutor tutto tuuru ufofu umour urour urutu utro- utror utrum uttur uturu ututo uuuuu

foofoo foofur foorum formo- forout forrot fortum foufou fourof fourou fourto furfur furour furrfu furtum futuro moffom moffou mommur moomoo mormor mormur moroto morrot motmot motomu motor- motoro motour moturu mourou mrmoto muffro murmur muroto mutomo muttur mutufu mutuum muumuu offutt oftfor oofotr oomoto oooooo oromoo orrour otmoor ottoor outfor outour outtro romour roomto rootof rotour rotout rotrou rottum routot rumour rurutu rutour t-form t-room tfromt to-fro toform tommot tomort tomtom tomtor tootoo torfou tororo tortor tortou tortum totoro totrot tou-fu tourou toutou toutuo trotro tumour tumtum tuotuo turmut turrum turtur tururu tutour tuttut u-form urform utroor

foo-foo footrot forroot fortumo fou-fou fourmor fourtou furrour futurum moo-moo morrum mortuum moumour moutrot muu-muu off-off offform ottrott outfoot outform outroom outroot roomfor rootfor rootout rootrot rototom rum-tum tom-tom too-too tortour tototoo toumour tro-tro trotoff trotout tum-tum tut-tut ufotofu ur-form

footmuff fotoform froufrou moutfort murumuru off-form roto-tom tom-trot toottoot torotoro tourtour turturro

four-foot four-four frou-frou oromoromo tuff-tuff tuotuorou tuttototo

fourtofour outoftrout rumorrumor tutortrout

footforfoot

froufroututu mmmmmmmmmmmm

froufroumuumuu muumuufroufrou