-up fff ffo ffp ffr fft ffu fof foo fop for fot fou fpo fpp fpr fpt fpu frf fro frp frr frt fru ftf fto ftp ftr ftt ftu fuf fuo fup fur fut fuu of- off ofo ofp ofr oft ofu oo- oof ooo oop oor oot op- opf opo opp opr opt or- orf oro orp orr ort oru ot- otf oto otp otr ott otu ou- ouf ouo oup our out p-p pff pfo pfp pfr pft pfu pof poo pop por pot pou ppf ppo ppp ppr ppt ppu prf pro prp prr prt pru pt- ptf pto ptp ptr ptt ptu puf pup pur put puu rff rfo rfp rfr rft rfu rof roo rop ror rot rou rpf rpo rpp rpr rpt rpu rrf rrp rrr rrt rru rtf rto rtp rtr rtt rtu ruf ruo rup rur rut ruu tff tfo tfp tfr tft tfu to- tof too top tor tot tou tpf tpo tpp tpr tpt tpu trf tro trp trr trt tru ttf tto ttp ttr ttt ttu tuf tuo tup tur tut tuu uff ufo ufp ufr uft ufu uoo uop uor uot up- upf upo upp upr upt upu ur- urf uro urp urr urt uru utf uto utp utr utt utu uur uut uuu

ffff ffrr fftf fofo foof foot fopp for- foro forr fort foto fotp fott foup four fout fprf frop frot frou ftop fuff fufu fuor fur- furo furr furt futo futu off- offo offr offu ofor oftp ooff oooo oort ootp opo- opor oppo opto orff orfu oro- orof oror orot orro orto orup otfp oto- otof otoo otor otpp otro otto ottu otur ouff our- ouro ourt out- outo ouu- pfff pffr pfft poff poof poop poor poot pop- popo popp popt poro porr port potf poto pott potu pouf poup pour pout pppo pppp pprf ppru pptt ppur pro- prof proo prop prot prou prtp prtr pruf prut pruu ptop ptrf puff puft pupu pur- puro purp purr puru put- puto putt putu roff rofo roof roop roor root ropo roro rort roru roto rotr rott rouf roup rout rpof rrrr rttp ruff rufo ruft rupp rupt ruro rurp ruru ruto rutt rutu tfot tfpt tftp toff tofo toft tofu toof toor toot top- topf topo topp topt topu torf toro torp torr tort toru toto totr tott toup tour tout tppp tppr tptp tptr tput trfr troo trop trot trou trpp trtr trut truu ttff ttop tttt tuff tufo tuft tufu tuor tupo tupu turf turo turp turr turt turu tuto tutt tutu tuuo u-rp uftp uofo uor- upor uppp uppu upto upup urff urft uro- uroo urpo urup urur urut utfo utor utto uttu uutf uuuu

forro forto forur fotur fouro fprot froop froot froup fruto ftrtt fu-fu furo- furor futop futur offof offto ofoto ofour ofpop ooooo opto- optot optto orfor orout ortoo oruro orutu ototo otour otpor ottur ouoro outof outro outto pforp po-po poopo poort popop poppo popup poro- porro porto portu porur potof potoo potop potor potro potto pottu pouff proff proft proof proor proot prop- propp propr propt prot- proto prout prtor ptprf ptpro ptprr ptprt ptpru puppo puro- putor putt- putto puttu putuo putup ro-ro rofor rooft roto- rotor rotot rotto routt rprop rptor ruffo rufo- ruutu t-pop t-top toffo tofop tofor topo- topof topor topot toppo topto topup torpo torro torto tortu toto- totoo totop totup touro tprot troff troft troop trop- tropo trott troup trout truff trupt truro ttttt tuotu tupou turot turro turtu turup turut tutor tutto tuuru u-pop ufofu upfor upoff upput uptop urour urutu utro- utrop utror uttur uturu ututo uuuuu

f-prot foofoo foofur forout forrot foufou fourof fourou fourto fruupp ftroop furfur furour furrfu futuro offput offutt ofpoor oftfor oofotr oooooo oporto optfor optoro optout orrour ottoor outfor outofp outour output outrup outtop outtro poofup poopoo pop-up popfor popoff popopo poporo popout poppop poptop portof pottop poupou pppppp profor profur propup propur proto- prutot puffup pupput purpur put-up putoff putour putout putput puttoo puttur rootof rootup rotour rotout rotrou routot ruptor rurutu rutour to-fro to-put tootoo top-up topoff toporu topout toppop torfou tororo torpor tortor tortou tot-up totopo totoro totrot tou-fu tourou toutou toutuo tropo- troppo trotro tuotuo turtur tururu tutour tuttut up-put uppoor upprop uproot uruppu utroor

foo-foo foot-up footrot forroot fou-fou fourtou furrour off-off off-put ofproof opt-out ottrott out-top outfoot outport outpour outputt outroop outroot poo-poo poopout pop-off pop-out pop-top portour potoroo pourout profoto proport prorupt protour puffout purport purpour put-off put-out put-put puttout putupto rooftop rootfor rootout rootrot too-too top-off topfort torpour tortour tototoo tro-tro trotoff trotout tut-tut ufotofu

foptroop four-top froufrou poorpoor poroporo pourpour pro-tour protutor puttputt roof-top rotproof toottoot top-root torotoro tourtour turturro

four-foot four-four frou-frou outofpuff poto-poto pro-tutor proprotor protofour puff-puff putt-putt rot-proof tuff-tuff tuotuorou tuttototo up-or-out

fourtofour outoftrout tutortrout

footforfoot potoooooooo proof-proof

froufroututu propuppropup toptoptoptop