-up b-p b-u bbb bbd bbe bbp bbs bbt bbu bdb bdd bde bdp bds bdt bdu be- beb bed bee bep bes bet beu bpb bpd bpe bpp bps bpt bpu bsb bsd bse bsp bss bst bsu btb btd bte btp bts btt btu bub bud bue bup bus but buu dbb dbd dbe dbp dbs dbt dbu ddb ddd dde ddp dds ddt ddu de- deb ded dee dep des det deu dpb dpd dpe dpp dps dpt dpu dsb dsd dse dsp dss dst dsu dtb dtd dte dtp dts dtt dtu dub dud due dup dus dut ebb ebd ebe ebp ebs ebt ebu ed- edb edd ede edp eds edt edu eeb eed eee eep ees eet ep- epb epd epe epp eps ept epu es- esb esd ese esp ess est esu etb etd ete etp ets ett etu eu- eub eud eue eup eus eut p-p pbb pbd pbe pbp pbs pbt pbu pdb pdd pde pdp pds pdt pdu peb ped pee pep pes pet peu ppb ppd ppe ppp pps ppt ppu ps- psb psd pse psp pss pst psu pt- ptb ptd pte ptp pts ptt ptu pub pud pue pup pus put puu sbb sbd sbe sbp sbs sbt sbu sdb sdd sde sdp sds sdt sdu se- seb sed see sep ses set seu spb spd spe spp sps spt spu ss- ssb ssd sse ssp sss sst ssu stb std ste stp sts stt stu sub sud sue sup sus sut suu tbb tbd tbe tbp tbs tbt tbu tdb tdd tde tdp tds tdt tdu te- teb ted tee tep tes tet teu tpb tpd tpe tpp tps tpt tpu tsb tsd tse tsp tss tst tsu ttb ttd tte ttp tts ttt ttu tub tud tue tup tus tut tuu ubb ube ubp ubs ubt ubu udb udd ude udp uds udt udu ueb ued uee uep ues uet up- upb upd upe upp ups upt upu usb usd use usp uss ust usu utb utd ute utp uts utt utu uue uus uut uuu

bbbb bbbs bbdd bbeb bbet bdes bdsd bebb bebe bede beds bedu beeb beed beep bees beet bes- bese bess best bete bets bett betu bpsu bsbd bseb bsed bsee bses bset bspp bssd bsse bsts bsup btbp btdt btps btss bttb btus bubb bube bubs bubu budb budd bude buds budu bueu bups buse buss bust busu but- bute buts butt buus dbpd dbss dbtt dbus dddd ddes ddps ddss ddts ddub debe debs debt debu dedd dede dedu deeb deed deep dees deet depe depp deps dept des- dese desp dess dest desu dete dets deue deus deut dpdt dpsd dpst dpsu dpts dsdp dsps dspt dssp dsst dsts dtdp dted dtss dttp dub- dubb dube dubs dubu dudd dude duds dudu dues duet dupe duse dust dute dutp duts duut ebbs ebed ebes ebus edde eddp edds ede- edes edss edts edup eede eedu eeee eees eeps eese eete eets eetu epee epes eppp epps epsd epsp epss epte epub epus esbs esdp esds esdu esee eses eset espe espp esps esse essp esst essu estd este estp ests esus etds etee etes etsu ette ettu eude euse pbed pbsp pdbs pdes pdsd pdss ped- pede peds peed peep pees peet pepd pepe peps pese pess pest pesu pete pets pett peut ppds pppd pppp ppps ppss ppts pptt psbd psbt psdp psds pseb pspp psps psse psst psts pstu ptpd ptsd pu-e pube pubs pubu puds pudu pued puet pueu pupe pups pupu pusd puss pust put- pute puts putt putu sbbs sbds sbsd sbse sbsp sbst sbus sdds sdep sdes sdet sdps sdss sdsu se-d se-e se-s se-t se-u sebe sebs sebt sede seds seeb seed seep sees seet seeu sepd sepe sepp seps sept sepu sese sess sest set- sete sets sett spde spdp spdt speb sped spee spes spet sppd spps spsd spse spsp spss spst sptb spts spud spue spus sput ssdd ssdp ssee ssep sses sset sspe ssps sspt sssb ssss sstb sstd sstp ssts stbd stbs stds sted stee step stes stet stpd stpp stps stss sttd stub stud stue stup stus stut sub- subb subd subs sudd sude suds sued suee sues suet sueu sup- supe supp sups supt sus- susd suse susp suss sust susu sute sutu suus tbbs tbsp tbst tbtp tddb tdes tdse tdss tebu tedd tede teds teed tees teet tepe tepp tepu tesd tese tesp tess test tete tets tett tetu teut tpdu tped tppd tppp tpte tptp tput tsbd tsdb tses tset tsps tspt tsse tsst tsts tsup ttbb ttss tttt tubb tube tubs tubu tude tudu tues tuet tupe tups tupu tusd tuss tust tute tuts tutt tutu ubbe ubet ubud udds udet udpd udsd udts uess upbe uped uppe uppp uppu upse upup usbe usbs usde usdp usds usdt used usee uses uset uspp usps ussb usse usss usst ussu ustb uste ustp usts usus utep utes utpd uttu uuuu

b-e-d bbbee bbuss bdubs bebed bebes bedde bedee bedes bedet bedse bedub bedue beebe beebs beede beeps beesd beest beete beets beeut beppe beppu besed besee beset besse beste bests besut betee betes bett- bette betts betus beust beute bseed btstu bubbe budde budds buddu bused buses busse bussu buste busts busut busuu butes butte butts butut d-bus dbtss ddddd debed debes debet debte debts debus debut dedde dedee dedes dedut deede deeds deepe deepp deeps deepu deese deess deest deets depbt depps depse depts depue desde desed despe desse deste desus dette deuse deut- dpubs dsedd dtest dubbs dubee dubus duded dudes duete duets duett dueup duped dupes duses dusts dutes dutse dutte e-dee e-sds ebbed ebbet eedes eeeee eeped eepee epeds epees epeus eppes epptb epsdt epubs esbus esdes essed esses essse essue estbd ested estee estep estes estet estus etest etete ettes etude eudes pedee pedes peebu peedu peeps peese peest peete peets pepee pepes peppe pepst