-up fff ffm ffo ffp ffr ffs fft ffu fmf fmm fmo fmp fmr fms fmt fmu fof fom foo fop for fos fot fou fpm fpo fpp fpr fps fpt fpu frf frm fro frp frr frs frt fru fsf fsm fso fsp fsr fss fst fsu ftf ftm fto ftp ftr fts ftt ftu fuf fum fuo fup fur fus fut fuu m-f m-o m-r mff mfm mfo mfp mfr mfs mft mfu mmf mmm mmo mmp mmr mms mmt mmu mof mom moo mop mor mos mot mou mpf mpm mpo mpp mpr mps mpt mpu mrf mrm mro mrp mrr mrs mrt mru msf msm mso msp msr mss mst msu mtf mtm mto mtp mtr mts mtt mtu muf mum mup mur mus mut muu of- off ofm ofo ofp ofr ofs oft ofu om- omf omm omo omp omr oms omt omu oo- oof oom ooo oop oor oos oot op- opf opm opo opp opr ops opt or- orf orm oro orp orr ors ort oru os- osf osm oso osp osr oss ost osu ot- otf otm oto otp otr ots ott otu ou- ouf oum ouo oup our ous out p-p pff pfm pfo pfp pfr pfs pft pfu pmf pmm pmo pmp pmr pms pmt pmu pof pom poo pop por pos pot pou ppf ppm ppo ppp ppr pps ppt ppu prf prm pro prp prr prs prt pru ps- psf psm pso psp psr pss pst psu pt- ptf ptm pto ptp ptr pts ptt ptu puf pum pup pur pus put puu rff rfm rfo rfp rfr rfs rft rfu rmf rmm rmo rmp rmr rms rmt rof rom roo rop ror ros rot rou rpf rpm rpo rpp rpr rps rpt rpu rrf rrm rrp rrr rrs rrt rru rsf rsm rso rsp rsr rss rst rsu rtf rtm rto rtp rtr rts rtt rtu ruf rum ruo rup rur rus rut ruu sff sfm sfo sfp sfr sfs sft sfu smf smm smo smp smr sms smt smu sof som soo sop sor sos sot sou spf spm spo spp spr sps spt spu sr- srf srm sro srp srr srs srt ss- ssf ssm sso ssp ssr sss sst ssu stf stm sto stp str sts stt stu suf sum suo sup sur sus sut suu tff tfm tfo tfp tfr tfs tft tfu tmf tmm tmo tmp tmr tms tmt tmu to- tof tom too top tor tos tot tou tpf tpm tpo tpp tpr tps tpt tpu trf trm tro trp trr trs trt tru tsf tsm tso tsp tsr tss tst tsu ttf ttm tto ttp ttr tts ttt ttu tuf tum tuo tup tur tus tut tuu uff ufm ufo ufp ufr ufs uft ufu um- umf umm umo ump umr ums umt umu uom uoo uop uor uos uot up- upf upm upo upp upr ups upt upu ur- urf urm uro urp urr urs urt uru usf usm uso usp usr uss ust usu utf utm uto utp utr uts utt utu uum uur uus uut uuu

-ous ffff ffps ffrr ffss fftf fmsr fmss fofo fomo fomp fomt foof foom foos foot fopp fops for- form foro forr fors fort foso foss fost fotm foto fotp fots fott foup four fous fout fprf from frop fros frot frou frps frsm frso frst frum fsfo fspf fssf fssp ftop ftos ftps ftrs ftsr fuff fufu fumo fums fuor fur- furm furo furr furs furt fuso fuss fust fusu futo futs futu mfor mfou mfps mfrp mfrs mftf mmff mmmm mmms mmor mmpr mmpu mmrf mmrp mmst mmsu mmts mmus moff mofo mofu momo moms momu moop moor moos moot mopp mops morf moro mors mort moru moso moss most mosu motm moto mots mott motu mouf moup mour mous mout mpfs mppf mppp mpps mprf mpro mprp mpst mptp mrps mrtm mrts mrtt msff msfs msft msmm msms msmu msop msor mspp msrp msrt mssf mssm mssp mssr msst mstp mstr msts msus mtff mtom mtor mtrr mtss mtst mttr mtts muff mufu mumm mumo mump mums mumu muos mups muro murr murs murt muru muso muss must musu muto muts mutt mutu muut off- offo offr offs offu ofor ofst oftp ofus omo- omoo omor omps ompt omro omuo omus ooff oofs ooms oooo ooos oops oort oost ootp oots oous opms opo- opor opos oppo opps opsm opsu opto opts opus orff orfs orfu ormo oro- orof orom oror oros orot orps orro orrs orso orsu orto orts orum orup orus osm- osmo osoo osor osos ospm osro osso ossu ostr osts osum otfp oto- otof otoo otor otos otpp otro otrs otso otsu otto otts ottu otur otus ouff our- ouro ours ourt oust out- outo outs ouu- pfff pffr pfft pfps pmmp pmmu pmos pmpm pmpo pmrs pmrt pmsf pmts pmut poff pomo pomp poms pomu poof poop poor poos poot pop- popo popp pops popt poro porr pors port poso poss post potf poto pots pott potu pouf poum poup pour pous pout ppms ppos pppo pppp ppps pprf pprm ppru ppsf ppss ppts pptt ppur prfs pro- prof prom proo prop pros prot prou prps prrm prrs prso prss prtm prtp prtr pruf prum prus prut pruu psfs psos psou pspp pspr psps psrp pssm psso psst psts pstu ptmp ptms ptop ptrf puff puft pump pups pupu pur- puro purp purr purs puru puss pust put- puto puts putt putu rmrp rmsp rmst rmtu roff rofo romm romo romp roms roof room roop roor roos root ropo rops roro rort roru roso rosp ross rost roto rotr rots rott rouf roum roup rous rout rpms rpof rpos rpps rpts rrmp rrrr rrsp rrum rsos rspo rsps rstp rsts rstu rsum rtfm rtmp rtms rtps rtss rttp rtts ruff rufo ruft rumm rumo rump rums rumt rupp rupt ruro rurp rurs ruru ruso russ rust rusu ruto ruts rutt rutu s-os sfmm