bbbb bbbs bbdd bbeb bbpr bd-r bdes bdii bdsd bebb bebe bebi bede bedi beds bedu beeb beed beep beer bees beir beis berd bere beri berr bers beru bes- bese bess beur bibb bibe bibi bibs bide bidi bidr bids bidu bieb bied bier bies bieu biis bipp bips bipu birb bird bire biri birr birs biru bis- bisd bise bisp biss bisu bprd bpsu brds breb bred bree brei brep brer bres brid brie bris brrr brrs brsb brsr brud brue brup brus bsbd bseb bsed bsee bser bses bspp bspr bsrd bssd bsse bsup bubb bube bubi bubs bubu budb budd bude budi buds budu buer bueu buid buie buir buis buiu bups bur- burb burd bure buri burp burr burs buru buse busi buss busu buus dbpd dbrs dbss dbus dddd ddes ddie ddps ddre ddss ddub debe debi debs debu dedd dede dedi dedu deeb deed deep deer dees deid deie deip deir deis depe depp depr deps der- derb dere deri derp derr ders des- dese desi desp dess desu deue deur deus dibb dibe dibp dibs dide didi dids didu dieb died diep dier dies dieu diii diis dipe dipp dips dipu dird dire dirr dirs dis- disd dise disi disp diss dius dper dpie dpsd dpsu dred dree drei dres drib drie drip drrs drsp drub drue drui drup drus druu dsdp dsdr dsei dsip dsps dsri dsrp dsrr dssi dssp dub- dubb dube dubs dubu dudd dude duds dudu duer dues duid duir duis dupe dure duri duru duse dusi duur ebbr ebbs ebed eber ebes ebid ebis ebru ebur ebus edde eddi eddp edds ede- edei eder edes edie edip edis edru edss edup edur eede eedu eeee eees eeps eers eese eesi eid- eide eidi eidr eidu eied eiei eier eies eipr eird eire eirs eisd eise eiss epee eper epes epi- epid epie epip epis eppp epps eprb eprp eprs epsd epsi epsp epss epub epus erbb erbe erde erdi erds ereb ered erei erer eres erie eris eriu erpe erps erre errs erse ersi erub erur erus esbs esdi esdp esds esdu esee eser eses esie esis espe espi espp esps esrd esri esse essi essp essu esui esus eubi eude euer eur- eure euse i-be ibed ibes ibid ibie ibis ibrd ibri ibss ibus idbe ided idee ider ides idid idie idir idis idps idre idse idss idub idus iedr ieds ieie iere ieri iers iesi iesr iesu ieud iide iied iies iiie iiii iiis iirs iisd iisi iisp iisr iisu ipdi iper ipes ipid ipie ippr ipri ipse ipsi ipsp ipss ipur ipus irbe irbp irdp irds ired iree irer ires iri- irid irie irip iris irpe irps irre irri irrs irse irsp irus isbd isbe isdb isde isds iseb ised isee isep iser ises isie isis ispe ispr isps isri isrp isse issi issp issr isss issu isup isus iuds iuiu iupp iusd iuse iuss pbed pbrs pbsp pdbs pdes pdpr pdrs pdsd pdss ped- pede pedi peds peed peep peer pees peip peir peis pepd pepe pepi peps per- perd pere peri perp perr pers peru pese pesi pess pesu peur pibb pibi pide pids pied piep pier pies piip pipe pipi pipp pips pire piri pirr pirs piru pisd pise pisi piss pisu pius ppds pper ppib ppid ppie pppd pppp ppps ppru ppss ppur prbs pre- preb pred pree prep pres preu pri- prid prie prii pris prpd prps prrd prri prrs prsd prse prsi prss prud prue prus pruu psbd psbr psdi psdp psdr psds pseb psei psid psip psis pspi pspp pspr psps psrd psrp psse pu-e pube pubs pubu puds pudu pued puer pueu puid puir puis puiu pupe pupi pups pupu pur- purb pure puri purp purr purs puru pusd pusi puss rbbb rbbr rbbs rbds rbis rbsd rbsp rbss rdbp rder rebb rebe rebs rebu redd rede redi redr reds redu reeb reed reep rees reid reii reir reis reiu repe repi repp repr reps repu rerd rere reri rers reru rese resi resp ress reue reup reus reuu rib- ribe ribs ribu ridd ride ridi rids ried riep rier ries rieu riis ripd ripe ripi ripp ripr rips rire riri rirs risd rise risi risp riss risu riue rius rpdp rpii rpps rred rrrr rrsp rsbi rsdd rsds rsee rsid rsis rspb rsps rsre rubb rube rubi rubp rubs rubu rudd rude rudi rudp ruds rued ruer rues ruid ruis rupe rupp rurd rure ruri rurp rurs ruru ruse rusi russ rusu ruud s-ib s-ii sbbs sbds sber sbsd sbse sbsi sbsp sbus sdds sdep sder sdes sdib sdpr sdps sdrs sdss sdsu se-d se-e se-i se-s se-u sebe sebi sebs sede seds seeb seed seep seer sees seeu seid seie seii seip seir seis seiu sepd sepe sepi sepp sepr seps sepu serb serd sere seri serp serr sers seru sese sesi sess seui seur sibe sibi sibs sibu sidd side sidi sidr sids sied sier sies sipe sipi sipp sips sire siri sirp sirr sirs siru sisd sise sisi siss sisu siue siui sius spde spdp spdr speb sped spee sper spes spib spie spip spir spis sppd spps sprd spri sprs spsd spse spsp spss spud spue spui spur spus srde sreb sres srib sris srps srsd srsp srub ssbr ssdd ssdp ssee ssep sses ssid ssis sspe ssps ssri ssrs sssb sssi ssss sub- subb subd subi subs sudd sude sudi suds sued suee suer sues sueu suid suie suir suis sup- supe supp supr sups sur- surd sure suri surp surr surs suru sus- susd suse susi susp suss susu suus u-ie u-rp ubbe ubbi uber ubid ubii ubir ubis ubud uddi udds uder udid udir udpd udsd ueir uepi uers uess uies uipi uirr uisd uise upbe uped upie upis uppe uppp uppu upri upse upsi upup urbe urbi urbs urde urds urdu ure- ured ures urib urie uris uriu urre urri urse ursi urss ursu urup urur urus