-ene bbbb bbbs bbeb bebb bebe beeb beem been beer bees beme bene benn bens bere berm bern berr bers bes- bese besm bess bner bnrr bnss breb bree brem bren brer bres brns brrm brrr brrs brsb brsr bseb bsee bser bses bsms bsns bsrm bsse bssm ebbr ebbs eben eber ebes eeee eees eems eens eers eese embe embr embs emen emer emes emme emms emne emre emrs emse enb- enbn enbr enee enem ener enes enne enns enrs ense erbb erbe ereb erem eren erer eres erme erms erne erns erre errs erse esbs esee esem esen eser eses esme esmr esne esse mbbs mbes mbms mbrs mebe meem meen meer mees meme memr mems men- mene menn mens mer- merb mere merm mern mers mes- mese mesr mess mmen mmes mmmm mmms mmse mnbb mnem mnse mrbb mrbm mrbs mreb mree mren mres mrse msee msem msmb msmm msms msrb mssm mssr nber nebb nebe nebn nebr nebs neeb neem neen neer nees nem- neme nemn nems nene nens nere nerm nerr ners nesb nese nesn nesr ness nm-e nnes nnnn nnss nrem nren nsbm nseb nsem nser nsmb nsnr nssb nsse nssr nsss rbbb rbbr rbbs rbms rbss rebb rebe rebs reeb reem reen rees reme remn rems rene renn rens rere rers rese resn ress rmbs rnbr rrrr rsee rsme rsnn rsnr rsre sbbs sber sbse se-e se-n se-s sebe sebs seeb seem seen seer sees seme semn sems sene senn senr sens serb sere serm sern serr sers sese sess smbe smeb smee smen smsn smss sneb snee sner snes snns snrs sreb srem sres srnn ssbn ssbr ssee ssem sses ssns ssrm ssrs sssb sssm ssss