-ol fff ffl ffo ffr fft ffu flf fll flo flr flt flu fof fol foo for fot fou frf frl fro frr frt fru ftf ftl fto ftr ftt ftu fuf ful fuo fur fut fuu lff lfl lfo lfr lft lfu llf lll llo llr llt llu lof lol loo lor lot lou lrf lro lrr lrt lru ltf ltl lto ltr ltt ltu luf lul luo lur lut luu of- off ofl ofo ofr oft ofu olf oll olo olt olu oo- oof ool ooo oor oot or- orf orl oro orr ort oru ot- otf otl oto otr ott otu ou- ouf oul ouo our out rff rfl rfo rfr rft rfu rlf rll rlo rlr rlt rlu rof rol roo ror rot rou rrf rrl rrr rrt rru rtf rtl rto rtr rtt rtu ruf ruo rur rut ruu tff tfl tfo tfr tft tfu tlf tll tlo tlr tlt tlu to- tof tol too tor tot tou trf trl tro trr trt tru ttf ttl tto ttr ttt ttu tuf tul tuo tur tut tuu uff ufl ufo ufr uft ufu ulf ull ulo ulr ult ulu uol uoo uor uot ur- urf url uro urr urt uru utf utl uto utr utt utu uur uut uuu

ffff ffrr fftf floo flor flot flou fluf fluo flur fofo foll folo folr folt foof fool foot for- forl foro forr fort foto fott foul four fout frol frot frou ft-l fuff fufu full fulu fuor fur- furl furo furr furt futo futu llll lloo loff loft loll lolo loof lool loor loot loro lotl loto lotr lott loul lour lout louu lrrr lttr luff luft lufu lull lulu lurt off- offo offr offu ofor ollo olof olor olot oltu olur ooff oolo oooo oort orff orfu orlo orlu oro- orof oror orot orro orto oto- otof otoo otor otro otto ottu otur ouff oulu our- ouro ourt out- outo ouu- rffl roff rofl rofo rolf roll rolo rolt roof rool roor root roro rort roru rotl roto rotr rott rouf roul rout rrrr rtlt ruff rufo ruft rull rulo ruro ruru rutl ruto rutt rutu tfot toff tofo toft tofu tol- toll tolo tolt tolu toof tool toor toot torf toro torr tort toru toto totr tott toul tour tout trfr troo trot trou trtr trut truu ttff tttt ttul tuff tufo tuft tufu tull tulo tulu tuor turf turo turr turt turu tutl tuto tutt tutu tuuo ulft ullo ullr ulo- ulto ultt ulul uofl uofo uor- urff urft uro- urol uroo urur urut utfo utor utto uttu uulu uutf uuuu

floor floro floru floto flour flout fluff fluo- fluor flurr flurt follo forro forto forur fotur fouro froot fruto ftrtt fu-fu fullf fullo furo- furor futur lofou lollo lolol looft lorut lotof lotor lotru lotto louro lulul lutol lutto offof offto ofoto ofour ollur olotu olour ooooo orfor orful orolu orout ortoo oruro orutu otolo ototo otour ottur otulu oullo ouoro ourol outof outro outto ro-ro rofor rolfo rollo rooft rotfl roto- rotol rotor rotot rotto roull routt ruffo rufo- rufol rullo rutul ruutu toffo tofol tofor tollo toloo tolor tolu- toolt torro torto tortu torul toto- totoo toull touro troff troft troll trott troul trout truff trull truro ttttt tulfo tulor tulou tuotu turot turro turtu turul turut tutor tutto tuuru ufofu ullur ululu uluru urour urtlu urutu utro- utror uttur uturu ututo uuuuu

fluor- fluoro foofoo foofur forlot forout forrot foufou fourof fourou fourto frollo frootl fullof fultot furfur furour furrfu futuro lloro loloru looloo loulou lourlo loutou loutro lufful lurulu offutt oftfor oofotr oooooo orloff orrour ortulu ottoor outfor outlot outoul outour outtro roflol rollot roloff rootof rotolo rotour rotout rotrou rotulo rouful routot rurutu rutour ruurlo to-fro toluol tootoo torfou torolf tororo tortor tortou totoro totrot tou-fu tourou toutou toutuo trollt trotro truful trullo tuotuo turtur tururu tutour tuttul tuttut ulloor utroor uutool

fluoro- foo-foo footful footrot forloff forroot fou-fou foulout fourtou furrour looroll lottorf off-off oltroto ottrott ourloft out-lot outfool outfoot outroll outroot rolloff rollout rootfor rootout rootrot rotflol ruotolo tol-lol too-too tortour tototoo tro-tro trotoff trotout tul-tul tut-tut ufotofu

froufrou full-out furfurol oolooloo roll-off roll-out roulroul toolo toottoot torotoro tourtour tourtrol trolloll turturro

fllllllll foul-foot four-foot four-four frou-frou lufu-toto trolltoll tuff-tuff tuotuorou tuttototo

fourtofour outoftrout tourlourou tutortrout

footforfoot

froufroututu

lootrotortool