bbbb bbbs bbdd bbeb bbet bbpr bd-r bdes bdii bdsd bebb bebe bebi bede bedi beds bedu beeb beed beep beer bees beet beir beis beit berd bere beri berr bers bert beru bes- bese bess best bete beti bets bett betu beur bibb bibe bibi bibs bide bidi bidr bids bidu bieb bied bier bies biet bieu biis bipp bips bipu birb bird bire biri birr birs birt biru bis- bisd bise bisp biss bist bisu bitd bite bits bitt bitu bprd bpsu bpti brds brdt breb bred bree brei brep brer bres bret brid brie bris brit brrr brrs brsb brsr brst brud brue brup brus brut bsbd bseb bsed bsee bser bses bset bspp bspr bsrd bssd bsse bsts bsup btbp btdt btie btps btrt btss bttb btus bubb bube bubi bubs bubu budb budd bude budi buds budu buer bueu buid buie buir buis buit buiu bups bur- burb burd bure buri burp burr burs burt buru buse busi buss bust busu but- bute buti buts butt buus dbit dbpd dbrs dbss dbtt dbus dddd ddes ddie ddps ddre ddss ddts ddub debe debi debs debt debu dedd dede dedi dedu deeb deed deep deer dees deet deid deie deip deir deis deit depe depp depr deps dept der- derb dere deri derp derr ders des- dese desi desp dess dest desu dete detr dets deue deur deus deut dibb dibe dibp dibs dide didi dids didu dieb died diep dier dies diet dieu diii diis dipe dipp dips dipt dipu dird dire dirr dirs dirt dis- disd dise disi disp diss dist dite diti dits ditt dius dpdt dper dpie dpsd dpst dpsu dpts dred dree drei dres dret drib drie drip drit drrs drsp drub drue drui drup drus drut druu dsdp dsdr dsei dsip dsps dspt dsri dsrp dsrr dssi dssp dsst dsts dtdp dted dtss dttp dub- dubb dube dubs dubu dudd dude duds dudu duer dues duet duid duir duis duit dupe dure duri durt duru duse dusi dust dute dutp duts duur duut ebbr ebbs ebed eber ebes ebid ebis ebit ebru ebur ebus edde eddi eddp edds ede- edei eder edes edie edip edis edit edru edss edts edup edur eede eedu eeee eees eeps eers eese eesi eete eets eetu eid- eide eidi eidr eidu eied eiei eier eies eipr eird eire eirs eisd eise eiss eist eitb eiti eitr epee eper epes epi- epid epie epip epis epit eppp epps eprb eprp eprs epsd epsi epsp epss epte epub epus erbb erbe erde erdi erds ereb ered erei erer eres eret erie eris erit eriu erpe erps erre errs erse ersi erst erts ertu erub erur erus esbs esdi esdp esds esdu esee eser eses eset esie esis esit espe espi espp esps esrd esri esse essi essp esst essu estd este estp estr ests esui esus etbr etds etee eter etes etre etsi etsu ette etti ettu etui eubi eude euer eur- eure eurt euse i-be ibed ibes ibet ibid ibie ibis ibrd ibri ibss ibtb ibts ibus idbe ided idee ider ides idid idie idir idis idps idre idse idss idtp idts idub idus iedr ieds ieet ieie iere ieri iers iesi iesr iest iesu iett ieud iide iied iies iiie iiii iiis iiit iirs iisd iisi iisp iisr iist iisu iitr iitt ipdi iper ipes ipet ipid ipie ippr ipri ipse ipsi ipsp ipss ipts ipur ipus iput irbe irbp irdp irds ired iree irer ires iri- irid irie irip iris irpe irps irre irri irrs irse irsp irte irti irtp irts irus isbd isbe isbt isdb isde isds iseb ised isee isep iser ises iset isie isis isit ispe ispr isps isri isrp isse issi issp issr isss issu istd iste isti istp istr ists isup isus itbe itbs itep iter ites itet itie itis itri itrs itse itsi itsp itsu itup itur iuds iuiu iupp iusd iuse iuss iust pbed pbrs pbsp pdbs pdes pdpr pdrs pdsd pdss ped- pede pedi peds peed peep peer pees peet peip peir peis peit pepd pepe pepi peps per- perd pere peri perp perr pers pert peru pese pesi pess pest pesu pete peti petr pets pett peur peut pibb pibi pide pids pied piep pier pies piet piip pipe pipi pipp pips pire piri pirr pirs piru pisd pise pisi piss pist pisu pite piti pitr pits pitt pitu pius ppds pper ppib ppid ppie pppd pppp ppps ppru ppss ppts pptt ppur prbs pre- preb pred pree prep pres pret preu pri- prid prie prii pris prpd prps prrd prri prrs prsd prse prsi prss prti prtp prtr prud prue prus prut pruu psbd psbr psbt psdi psdp psdr psds pseb psei psid psip psis pspi pspp pspr psps psrd psrp psse psst psts pstu pter ptpd ptrd ptsd ptui pu-e pube pubs pubu puds pudu pued puer puet pueu puid puir puis puit puiu pupe pupi pups pupu pur- purb pure puri purp purr purs puru pusd pusi puss pust put- pute puti puts putt putu rbbb rbbr rbbs rbds rbis rbsd rbsp rbss rbst rdbp rder rebb rebe rebs rebu redd rede redi redr reds redu reeb reed reep rees reet reid reii reir reis reit reiu repe repi repp repr reps rept repu rerd rere reri rers rert reru rese resi resp ress rest retd rete reti retr rets rett reue reup reus reut reuu rib- ribe ribs ribu ridd ride ridi rids ried riep rier ries riet rieu riis ripd ripe ripi ripp ripr rips ript rire riri rirs risd rise risi risp riss rist risu rite riti rits ritt ritu riue rius rpdp rpet rpii rpps rptd rpts rred rrrr rrsp rsbi rsdd rsds rsee rsid rsis rspb rsps rsre rstp rsts rstu rtdt rtee rtei rtes rtps rtss rttp rtts rubb rube rubi rubp rubs rubu rudd rude rudi rudp ruds rued ruer rues ruet ruid ruis ruit rupe rupp rupt rurd rure ruri rurp rurs ruru