-ene bbbb bbbs bbdd bbeb bd-r bdes bdsd bebb bebe bede beds bedu beeb beed been beer bees bend bene benn bens benu berd bere bern berr bers beru bes- bese bess beur bner bnrr bnss brds breb bred bree bren brer bres brns brrr brrs brsb brsr brud brue brun brus bsbd bseb bsed bsee bser bses bsnd bsns bsrd bssd bsse bubb bube bubs bubu budb budd bude buds budu buen buer bueu bunb bund bune bunn buns bunu bur- burb burd bure burn burr burs buru buse buss busu buus dbrn dbrs dbss dbus dddd ddes ddre ddss ddub debe debs debu dedd dede dedu deeb deed deen deer dees dene denn dens denu der- derb dere dern derr ders des- dese dess desu deue deur deus dner dnus dred dree dren dres drrs drub drue drus druu dsdr dsrr dssn dub- dubb dube dubs dubu dudd dude duds dudu duer dues dune dunn duns dure durn duru duse duur ebbr ebbs ebed eben eber ebes ebru ebur ebus edde edds ede- eden eder edes edns edrn edru edss edun edur eede eedu eeee eees eend eens eers eese enb- enbn enbr end- ende ends endu ened enee ener enes enne enns ennu enrs ense ensu enue enur enus erbb erbe erde erds ereb ered eren erer eres erne erns erre errs erse erub erur erus esbs esds esdu esee esen eser eses esne esrd esse essu esus eude euer eur- eure euse nber nddb ndde nder ndre ndss nebb nebe nebn nebr nebs nebu nedd nede neds nedu neeb need neen neer nees nend nene nens nenu nerd nere nerr ners neru nesb nese nesn nesr ness neue neun neur neuu nndb nnes nnnn nnss nrds nren nrrd nsds nseb nser nsnr nsrd nssb nsse nssr nsss nsub nube nubs nudd nude nuee nuer nune nunn nuns nurd nure nurn nurr nurs nuru nuse nuss nusu rbbb rbbr rbbs rbds rbsd rbss rder rebb rebe rebs rebu redd rede redr reds redu reeb reed reen rees rend rene renn rens renu rerd rere rers reru rese resn ress reue reus reuu rnbr rnds rred rrrr rrun rsdd rsds rsee rsnn rsnr rsre rubb rube rubs rubu rudd rude ruds rued ruen ruer rues rund rune runn runs rurd rure rurs ruru ruse russ rusu ruud ruun sbbs sbds sber sbsd sbse sbus sdds sder sdes sdrs sdss sdsu se-d se-e se-n se-s se-u sebe sebs sede seds seeb seed seen seer sees seeu send sene senn senr sens serb serd sere sern serr sers seru sese sess seur sneb sned snee sner snes snns snrs snsd snub snur snus srde sreb sres srnn srsd srub ssbn ssbr ssdd ssee sses ssns ssrs sssb ssss sub- subb subd subs sudd sude suds sued suee suen suer sues sueu sun- sunb sund sune sunn suns sunu sur- surd sure surn surr surs suru sus- susd suse suss susu suus ubbe uber ubud udds uden uder udsd udun uend uers uesn uess unbd unbe unde unds uneb uned unee unen uner unes unne unns unrs uns- unus urbe urbs urde urds urdu ure- ured ures urne urns urre urse urss ursu urun urur urus usbe usbr usbs usde usds used usee usen user uses usnr usnu ussb usse ussr usss ussu usun usus uuen uuuu