-up b-p b-u bbb bbe bbi bbp bbs bbt bbu be- beb bee bei bep bes bet beu bi- bib bie bii bip bis bit biu bpb bpe bpi bpp bps bpt bpu bsb bse bsi bsp bss bst bsu btb bte bti btp bts btt btu bub bue bui bup bus but buu ebb ebe ebi ebp ebs ebt ebu eeb eee eep ees eet eib eie eii eip eis eit eiu ep- epb epe epi epp eps ept epu es- esb ese esi esp ess est esu etb ete eti etp ets ett etu eu- eub eue eui eup eus eut ibb ibe ibi ibp ibs ibt ibu ie- iee iei iep ies iet iib iie iii iip iis iit iiu ipb ipe ipi ipp ips ipt ipu is- isb ise isi isp iss ist isu itb ite iti itp its itt itu iu- iub iue iui iup ius iut p-p pbb pbe pbi pbp pbs pbt pbu peb pee pei pep pes pet peu pib pie pii pip pis pit piu ppb ppe ppi ppp pps ppt ppu ps- psb pse psi psp pss pst psu pt- ptb pte pti ptp pts ptt ptu pub pue pui pup pus put puu sbb sbe sbi sbp sbs sbt sbu se- seb see sei sep ses set seu sib sie sii sip sis sit siu spb spe spi spp sps spt spu ss- ssb sse ssi ssp sss sst ssu stb ste sti stp sts stt stu sub sue sui sup sus sut suu tbb tbe tbi tbp tbs tbt tbu te- teb tee tei tep tes tet teu tib tie tii tip tis tit tiu tpb tpe tpi tpp tps tpt tpu tsb tse tsi tsp tss tst tsu ttb tte tti ttp tts ttt ttu tub tue tui tup tus tut tuu ubb ube ubi ubp ubs ubt ubu ueb uee uei uep ues uet uib uie uii uip uis uit uiu up- upb upe upi upp ups upt upu usb use usi usp uss ust usu utb ute uti utp uts utt utu uue uus uut uuu

bbbb bbbs bbeb bbet bebb bebe bebi beeb beep bees beet beis beit bes- bese bess best bete beti bets bett betu bibb bibe bibi bibs bieb bies biet bieu biis bipp bips bipu bis- bise bisp biss bist bisu bite bits bitt bitu bpsu bpti bseb bsee bses bset bspp bsse bsts bsup btbp btie btps btss bttb btus bubb bube bubi bubs bubu bueu buie buis buit buiu bups buse busi buss bust busu but- bute buti buts butt buus ebbs ebes ebis ebit ebus eeee eees eeps eese eesi eete eets eetu eiei eies eise eiss eist eitb eiti epee epes epi- epie epip epis epit eppp epps epsi epsp epss epte epub epus esbs esee eses eset esie esis esit espe espi espp esps esse essi essp esst essu este estp ests esui esus etee etes etsi etsu ette etti ettu etui eubi euse i-be ibes ibet ibie ibis ibss ibtb ibts ibus ieet ieie iesi iest iesu iett iies iiie iiii iiis iiit iisi iisp iist iisu iitt ipes ipet ipie ipse ipsi ipsp ipss ipts ipus iput isbe isbt iseb isee isep ises iset isie isis isit ispe isps isse issi issp isss issu iste isti istp ists isup isus itbe itbs itep ites itet itie itis itse itsi itsp itsu itup iuiu iupp iuse iuss iust pbsp peep pees peet peip peis peit pepe pepi peps pese pesi pess pest pesu pete peti pets pett peut pibb pibi piep pies piet piip pipe pipi pipp pips pise pisi piss pist pisu pite piti pits pitt pitu pius ppib ppie pppp ppps ppss ppts pptt psbt pseb psei psip psis pspi pspp psps psse psst psts pstu ptui pu-e pube pubs pubu puet pueu puis puit puiu pupe pupi pups pupu pusi puss pust put- pute puti puts putt putu s-ib s-ii sbbs sbse sbsi sbsp sbst sbus se-e se-i se-s se-t se-u sebe sebi sebs sebt seeb seep sees seet seeu seie seii seip seis seit seiu sepe sepi sepp seps sept sepu sese sesi sess sest set- sete seti sets sett seui sibe sibi sibs sibu sies siit sipe sipi sipp sips sipt sise sisi siss sist sisu sit- site siti sits sitt situ siue siui sius siut speb spee spes spet spib spie spip spis spit spps spse spsp spss spst sptb spts spue spui spus sput ssee ssep sses sset ssis ssit sspe ssps sspt sssb sssi ssss sstb sstp ssts stbs stee step stes stet stib stie stip stis stit stpp stps stsi stss stub stue stup stus stut sub- subb subi subs suee sues suet sueu suie suis suit sup- supe supp sups supt sus- suse susi susp suss sust susu sute suti sutu suus tbbs tbit tbsp tbst tbtp tebu tees teet teie teip teis teiu tepe tepi tepp tepu tese tesp tess test tete teti tets tett tetu teut tibi tibs tibu tie- tiee tiei tiep ties tiet tiit tiiu tip- tipe tipi tipp tips tipt tipu tisb tise tisi tiss tist tite titi titp tits titt titu tppp tpte tptp tput tses tset tsis tsps tspt tsse tssi tsst tsts tsui tsup ttbb ttss tttt tubb tube tubs tubu tuei tues tuet tuis tuit tuiu tupe tupi tups tupu tusi tuss tust tute tuti tuts tutt tutu u-ie ubbe ubbi ubet ubii ubis ubit uepi uess uies uipi uise uist uits upbe upie upis uppe uppp uppu upse upsi upup usbe usbs usee uses uset usie usip usis uspp usps ussb usse usss usst ussu ustb uste usti ustp usts usui usus utep utes utis utti uttu uusi uuuu

-esti -itis bbbee bbuss bebes bebti beebe beebs beepi beeps beest beete beets beeut beibi beipu beist beisu beite beius beppe beppu besee beset besie besit besse bessi beste besti bests besut betee betes betie betis bett- bette betti betts betus beust beute bibbe bibbs