bbbb bbbs bbeb bbpr bebb bebe beeb beem beep beer bees beme bere berm berr bers bes- bese besm bess bmep bpms breb bree brem brep brer bres brrm brrr brrs brsb brsr bseb bsee bser bses bsms bspp bspr bsrm bsse bssm ebbr ebbs eber ebes eeee eees eems eeps eers eese embe embr embs emer emes emme emms empe emps emre emrs emse epbm epee eper epes epms eppp epps eprb eprp eprs epsp epss erbb erbe ereb erem erer eres erme erms erpe erps erre errs erse esbs esee esem eser eses esme esmr espe espp esps esse essp mbbs mbes mbms mbps mbrs mebe meem meep meer mees meme memr mems mepe meps mer- merb mere merm merp mers mes- mese mesr mess mmes mmmm mmms mmpr mmrp mmse mpes mppe mppp mpps mprp mrbb mrbm mrbs mreb mree mres mrps mrse msee msem msmb msmm msms mspb mspe mspp msrb msrp mssm mssp mssr pbmr pbrs pbsp peep peer pees pepe peps per- pere perm perp perr pers pese pess pmbr pmmp pmpm pmrs pmse pper ppms pppp ppps pprm ppss prbs pre- preb pree prem prep pres prps prrm prrs prse prss psbr pseb pspp pspr psps psrp psse pssm rbbb rbbr rbbs rbms rbsp rbss rebb rebe rebs reeb reem reep rees reme remp rems repe repp repr reps rere rers rese resp ress rmbs rmrp rmsp rpms rpps rrmp rrrr rrsp rsee rsme rspb rsps rsre sbbs sber sbse sbsp se-e se-s sebe sebs seeb seem seep seer sees seme semp sems sepe sepp sepr seps serb sere serm serp serr sers sese sess smbe smeb smee smep smps smsp smss speb spee sper spes spme spms spps sprm sprs spse spsp spss sreb srem sres srps srsp ssbr ssee ssem ssep sses sspe ssps ssrm ssrs sssb sssm ssss