-er -up b-p b-u bbb bbe bbm bbp bbr bbs bbt bbu be- beb bee bem bep ber bes bet beu bmb bme bmm bmp bmr bms bmt bmu bpb bpe bpm bpp bpr bps bpt bpu brb bre brm brp brr brs brt bru bsb bse bsm bsp bsr bss bst bsu btb bte btm btp btr bts btt btu bub bue bum bup bur bus but buu ebb ebe ebm ebp ebr ebs ebt ebu eeb eee eem eep eer ees eet em- emb eme emm emp emr ems emt emu ep- epb epe epm epp epr eps ept epu erb ere erm erp err ers ert eru es- esb ese esm esp esr ess est esu etb ete etm etp etr ets ett etu eu- eub eue eup eur eus eut m-r mbb mbe mbm mbp mbr mbs mbt mbu meb mee mem mep mer mes met meu mmb mme mmm mmp mmr mms mmt mmu mpb mpe mpm mpp mpr mps mpt mpu mrb mre mrm mrp mrr mrs mrt mru msb mse msm msp msr mss mst msu mtb mte mtm mtp mtr mts mtt mtu mub mue mum mup mur mus mut muu p-p pbb pbe pbm pbp pbr pbs pbt pbu peb pee pem pep per pes pet peu pmb pme pmm pmp pmr pms pmt pmu ppb ppe ppm ppp ppr pps ppt ppu prb pre prm prp prr prs prt pru ps- psb pse psm psp psr pss pst psu pt- ptb pte ptm ptp ptr pts ptt ptu pub pue pum pup pur pus put puu rbb rbe rbm rbp rbr rbs rbt rbu re- reb ree rem rep rer res ret reu rmb rme rmm rmp rmr rms rmt rpb rpe rpm rpp rpr rps rpt rpu rrb rrm rrp rrr rrs rrt rru rsb rse rsm rsp rsr rss rst rsu rtb rte rtm rtp rtr rts rtt rtu rub rue rum rup rur rus rut ruu sbb sbe sbm sbp sbr sbs sbt sbu se- seb see sem sep ser ses set seu smb sme smm smp smr sms smt smu spb spe spm spp spr sps spt spu sr- srb sre srm srp srr srs srt ss- ssb sse ssm ssp ssr sss sst ssu stb ste stm stp str sts stt stu sub sue sum sup sur sus sut suu tbb tbe tbm tbp tbr tbs tbt tbu te- teb tee tem tep ter tes tet teu tmb tme tmm tmp tmr tms tmt tmu tpb tpe tpm tpp tpr tps tpt tpu trb tre trm trp trr trs trt tru tsb tse tsm tsp tsr tss tst tsu ttb tte ttm ttp ttr tts ttt ttu tub tue tum tup tur tus tut tuu ubb ube ubp ubr ubs ubt ubu ueb uee uem uep uer ues uet um- umb ume umm ump umr ums umt umu up- upb upe upm upp upr ups upt upu ur- urb ure urm urp urr urs urt uru usb use usm usp usr uss ust usu utb ute utm utp utr uts utt utu uue uum uur uus uut uuu

bbbb bbbs bbeb bbet bbpr bebb bebe beeb beem beep beer bees beet beme bemu bere berm berr bers bert beru bes- bese besm bess best bete bets bett betu beur bmep bmpt bmts bmus bpms bpsu breb bree brem brep brer bres bret brrm brrr brrs brsb brsr brst brue brum brup brus brut bseb bsee bser bses bset bsms bsmt bspp bspr bsrm bsse bssm bsts bsup btbp btps btrt btss bttb btus bubb bube bubs bubu buem buer bueu bum- bumb bump bums bups bur- burb bure burm burp burr burs burt buru buse buss bust busu but- bute buts butt buus ebbr ebbs eber ebes ebru ebur ebus eeee eees eems eeps eers eese eete eets eetu embe embr embs emer emes emet emeu emme emms emmu empe emps empt emre emrs emse emst emte emtp emts emup emus epbm epee eper epes epms eppp epps eprb eprp eprs epsp epss epte epub epus erbb erbe ereb erem erer eres eret erme erms erpe erps erre errs erse erst erts ertu erub erum erur erus esbs esee esem eser eses eset esme esmr esmt espe espp esps esse essp esst essu este estp estr ests esus etbr etee etem eter etes etre etrm etsu ette ettu euer eums eur- eure eurt euse mbbs mbes mbms mbps mbrs mbus mebe meem meep meer mees meet meme memr mems memu mepe meps mer- merb mere merm merp mers mert meru mes- mese mesr mess mest met- mete mets mett metu meum meup meus mmes mmmm mmms mmpr mmpu mmrp mmse mmst mmsu mmts mmus mpes mppe mppp mpps mprp mpst mptp mrbb mrbm mrbs mreb mree mres mrps mrse mrtm mrts mrtt msee msem msmb msmm msms msmu mspb mspe mspp msrb msrp msrt mssm mssp mssr msst mstp mstr msts msus mtbs mtep mtre mtrr mtss mtst mttr mtts mube mubs muee mues muet mume mumm mump mums mumu mups mure murr murs murt muru muse muss must musu mute muts mutt mutu muut pbmr pbrs pbsp peep peer pees peet pemt pepe peps per- pere perm perp perr pers pert peru pese pess pest pesu pete petr pets pett peur peut pmbr pmmp pmmu pmpm pmrs pmrt pmse pmts pmut pper ppms pppp ppps pprm ppru ppss ppts pptt ppur prbs pre- preb pree prem prep pres pret preu prps prrm prrs prse prss prtm prtp prtr prue prum prus prut pruu psbr psbt pseb pspp pspr psps psrp psse pssm psst psts pstu pter ptmp ptms pu-e pube pubs pubu puer puet pueu pume pump pupe pups pupu pur- purb pure purp purr purs puru puss pust put- pute puts putt putu rbbb rbbr rbbs rbms rbsp rbss rbst rebb rebe rebs rebu reeb reem reep rees reet reme remp rems repe repp repr reps rept repu rere rers rert reru rese