-er b-u bbb bbe bbi bbr bbs bbt bbu be- beb bee bei ber bes bet beu bez bi- bib bie bii bir bis bit biu biz brb bre bri brr brs brt bru brz bsb bse bsi bsr bss bst bsu btb bte bti btr bts btt btu btz bub bue bui bur bus but buu buz bze bzr bzs bzu bzz ebb ebe ebi ebr ebs ebt ebu eeb eee eer ees eet eib eie eii eir eis eit eiu erb ere eri err ers ert eru erz es- esb ese esi esr ess est esu etb ete eti etr ets ett etu etz eu- eub eue eui eur eus eut eze ezr ezs ezz ibb ibe ibi ibr ibs ibt ibu ibz ie- iee iei ier ies iet iib iie iii iir iis iit iiu ir- irb ire iri irr irs irt iru is- isb ise isi isr iss ist isu itb ite iti its itt itu itz iu- iub iue iui iur ius iut iuz ize izi izu izz rbb rbe rbi rbr rbs rbt rbu re- reb ree rei rer res ret reu rez rib rie rii rir ris rit riz rrb rri rrr rrs rrt rru rsb rse rsi rsr rss rst rsu rtb rte rti rtr rts rtt rtu rtz rub rue rui rur rus rut ruu ruz rzb rze sbb sbe sbi sbr sbs sbt sbu se- seb see sei ser ses set seu sez sib sie sii sir sis sit siu sr- srb sre sri srr srs srt ss- ssb sse ssi ssr sss sst ssu ssz stb ste sti str sts stt stu stz sub sue sui sur sus sut suu suz sze szi szr szu tbb tbe tbi tbr tbs tbt tbu tbz te- teb tee tei ter tes tet teu tez tib tie tii tir tis tit tiu tiz trb tre tri trr trs trt tru trz tsb tse tsi tsr tss tst tsu ttb tte tti ttr tts ttt ttu tub tue tui tur tus tut tuu tuz tze tzs tzu ubb ube ubi ubr ubs ubt ubu ueb uee uei uer ues uet uib uie uii uir uis uit uiu ur- urb ure uri urr urs urt uru urz usb use usi usr uss ust usu usz utb ute uti utr uts utt utu utz uue uur uus uut uuu uzb uzi uzu zbb zbr zbs zbt zeb zee zer zes zet zez zib zie zir zis zit ziz zrs zse zsi zst zsu zsz zte ztr zub zui zur zus zut zuz zzr zzs zzt zzz

bbbb bbbs bbeb bbet bebb bebe bebi beeb beer bees beet beir beis beit bere beri berr bers bert beru bes- bese bess best bete beti bets bett betu betz beur beze bezi bezu bibb bibe bibi bibs bieb bier bies biet bieu biis birb bire biri birr birs birt biru bis- bise biss bist bisu bite bits bitt bitu bitz bize bizu bizz breb bree brei brer bres bret brez brie bris brit briz brrr brrs brsb brsr brst brue brus brut bruz bseb bsee bser bses bset bsse bsts btie btrt btss bttb btus bubb bube bubi bubs bubu buer bueu buie buir buis buit buiu bur- burb bure buri burr burs burt buru burz buse busi buss bust busu but- bute buti buts butt butz buus buuz buze buzi buzz bzer bzie bzzt bzzz ebbr ebbs eber ebes ebis ebit ebru ebur ebus eeee eees eers eese eesi eete eets eetu eeze eiei eier eies eire eirs eise eiss eist eitb eiti eitr erbb erbe ereb erei erer eres eret erez erie eris erit eriu eriz erre errs erse ersi erst erts ertu ertz erub erur erus erzi esbs esee eser eses eset esie esis esit esri esse essi esst essu este estr ests esui esus etbr etee eter etes etre etsi etsu ette etti ettu etui etuz eubi euer eur- eure eurt euse ezer ezri ezuz i-be ibes ibet ibie ibis ibri ibss ibtb ibts ibus ieet ieie iere ieri iers iesi iesr iest iesu iett iies iiie iiii iiis iiit iirs iisi iisr iist iisu iitr iitt irbe iree irer ires iri- irie iris irre irri irrs irse irte irti irts irus isbe isbt iseb isee iser ises iset isie isis isit isri isse issi issr isss issu iste isti istr ists isus itbe itbs iter ites itet itie itis itri itrs itse itsi itsu itur iuiu iuse iuss iust izes izet izze rbbb rbbr rbbs rbis rbss rbst rebb rebe rebs rebu reeb rees reet reii reir reis reit reiu reiz rere reri rers rert reru rese resi ress rest rete reti retr rets rett retz reue reus reut reuu reze rezi rezu rib- ribe ribs ribu rier ries riet rieu riez riis rire riri rirs rise risi riss rist risu rite riti rits ritt ritu ritz riue rius rize rizi rizu rizz rrrr rsbi rsee rsis rsre rsts rstu rtee rtei rtes rtss rtts rubb rube rubi rubs rubu ruer rues ruet ruez ruis ruit ruiz rure ruri rurs ruru ruse rusi russ rust rusu rute ruti ruts rutt rutu ruze ruzi s-ib s-ii sbbs sber sbse sbsi sbst sbus se-e se-i se-s se-t se-u se-z sebe sebi sebs sebt seeb seer sees seet seeu seez seie seii seir seis seit seiu serb sere seri serr sers sert seru sese sesi sess sest set- sete seti sets sett setz seui seur sibe sibi sibs sibu sier sies siit sire siri sirr sirs sirt siru sise sisi siss sist sisu sit- site siti sits sitt situ sitz siue siui sius siut size sizz sreb sres srib sris srtr srub srzu ssbr ssee sses sset ssis ssit ssri ssrs sssb sssi ssss sstb ssts stbs stee ster stes stet stib stie stir stis stit stre stri strs stru stsi stss sttr stub stue stur stus stut sub- subb subi subs subz suee suer sues suet sueu suez suie suir suis suit sur- sure suri