-er -up b-p b-u bbb bbe bbi bbp bbr bbs bbu be- beb bee bei bep ber bes beu bi- bib bie bii bip bir bis biu bpb bpe bpi bpp bpr bps bpu brb bre bri brp brr brs bru bsb bse bsi bsp bsr bss bsu bub bue bui bup bur bus buu ebb ebe ebi ebp ebr ebs ebu eeb eee eep eer ees eib eie eii eip eir eis eiu ep- epb epe epi epp epr eps epu erb ere eri erp err ers eru es- esb ese esi esp esr ess esu eu- eub eue eui eup eur eus ibb ibe ibi ibp ibr ibs ibu ie- iee iei iep ier ies iib iie iii iip iir iis iiu ipb ipe ipi ipp ipr ips ipu ir- irb ire iri irp irr irs iru is- isb ise isi isp isr iss isu iu- iub iue iui iup iur ius p-p pbb pbe pbi pbp pbr pbs pbu peb pee pei pep per pes peu pib pie pii pip pir pis piu ppb ppe ppi ppp ppr pps ppu prb pre pri prp prr prs pru ps- psb pse psi psp psr pss psu pub pue pui pup pur pus puu rbb rbe rbi rbp rbr rbs rbu re- reb ree rei rep rer res reu rib rie rii rip rir ris rpb rpe rpi rpp rpr rps rpu rrb rri rrp rrr rrs rru rsb rse rsi rsp rsr rss rsu rub rue rui rup rur rus ruu sbb sbe sbi sbp sbr sbs sbu se- seb see sei sep ser ses seu sib sie sii sip sir sis siu spb spe spi spp spr sps spu sr- srb sre sri srp srr srs ss- ssb sse ssi ssp ssr sss ssu sub sue sui sup sur sus suu ubb ube ubi ubp ubr ubs ubu ueb uee uei uep uer ues uib uie uii uip uir uis uiu up- upb upe upi upp upr ups upu ur- urb ure uri urp urr urs uru usb use usi usp usr uss usu uue uur uus uuu

bbbb bbbs bbeb bbpr bebb bebe bebi beeb beep beer bees beir beis bere beri berr bers beru bes- bese bess beur bibb bibe bibi bibs bieb bier bies bieu biis bipp bips bipu birb bire biri birr birs biru bis- bise bisp biss bisu bpsu breb bree brei brep brer bres brie bris brrr brrs brsb brsr brue brup brus bseb bsee bser bses bspp bspr bsse bsup bubb bube bubi bubs bubu buer bueu buie buir buis buiu bups bur- burb bure buri burp burr burs buru buse busi buss busu buus ebbr ebbs eber ebes ebis ebru ebur ebus eeee eees eeps eers eese eesi eiei eier eies eipr eire eirs eise eiss epee eper epes epi- epie epip epis eppp epps eprb eprp eprs epsi epsp epss epub epus erbb erbe ereb erei erer eres erie eris eriu erpe erps erre errs erse ersi erub erur erus esbs esee eser eses esie esis espe espi espp esps esri esse essi essp essu esui esus eubi euer eur- eure euse i-be ibes ibie ibis ibri ibss ibus ieie iere ieri iers iesi iesr iesu iies iiie iiii iiis iirs iisi iisp iisr iisu iper ipes ipie ippr ipri ipse ipsi ipsp ipss ipur ipus irbe irbp iree irer ires iri- irie irip iris irpe irps irre irri irrs irse irsp irus isbe iseb isee isep iser ises isie isis ispe ispr isps isri isrp isse issi issp issr isss issu isup isus iuiu iupp iuse iuss pbrs pbsp peep peer pees peip peir peis pepe pepi peps per- pere peri perp perr pers peru pese pesi pess pesu peur pibb pibi piep pier pies piip pipe pipi pipp pips pire piri pirr pirs piru pise pisi piss pisu pius pper ppib ppie pppp ppps ppru ppss ppur prbs pre- preb pree prep pres preu pri- prie prii pris prps prri prrs prse prsi prss prue prus pruu psbr pseb psei psip psis pspi pspp pspr psps psrp psse pu-e pube pubs pubu puer pueu puir puis puiu pupe pupi pups pupu pur- purb pure puri purp purr purs puru pusi puss rbbb rbbr rbbs rbis rbsp rbss rebb rebe rebs rebu reeb reep rees reii reir reis reiu repe repi repp repr reps repu rere reri rers reru rese resi resp ress reue reup reus reuu rib- ribe ribs ribu riep rier ries rieu riis ripe ripi ripp ripr rips rire riri rirs rise risi risp riss risu riue rius rpii rpps rrrr rrsp rsbi rsee rsis rspb rsps rsre rubb rube rubi rubp rubs rubu ruer rues ruis rupe rupp rure ruri rurp rurs ruru ruse rusi russ rusu s-ib s-ii sbbs sber sbse sbsi sbsp sbus se-e se-i se-s se-u sebe sebi sebs seeb seep seer sees seeu seie seii seip seir seis seiu sepe sepi sepp sepr seps sepu serb sere seri serp serr sers seru sese sesi sess seui seur sibe sibi sibs sibu sier sies sipe sipi sipp sips sire siri sirp sirr sirs siru sise sisi siss sisu siue siui sius speb spee sper spes spib spie spip spir spis spps spri sprs spse spsp spss spue spui spur spus sreb sres srib sris srps srsp srub ssbr ssee ssep sses ssis sspe ssps ssri ssrs sssb sssi ssss sub- subb subi subs suee suer sues sueu suie suir suis sup- supe supp supr sups sur- sure suri surp surr surs suru sus- suse susi susp suss susu suus u-ie u-rp ubbe ubbi uber ubii ubir ubis ueir uepi uers uess uies uipi uirr uise upbe upie upis uppe uppp uppu upri upse upsi upup urbe urbi urbs ure- ures urib urie uris uriu urre urri urse ursi urss ursu urup urur urus usbe usbr usbs usee user uses usie usip usis uspp usps ussb usse ussr usss ussu usui usus uuri uusi uuuu

bbbee bbser bbuss be-er beber bebes