-er b-u bbb bbd bbe bbl bbm bbr bbs bbt bbu bdb bdd bde bdl bdm bdr bds bdt bdu be- beb bed bee bel bem ber bes bet beu blb bld ble bll blm blr bls blt blu bmb bmd bme bml bmm bmr bms bmt bmu brb brd bre brl brm brr brs brt bru bsb bsd bse bsl bsm bsr bss bst bsu btb btd bte btl btm btr bts btt btu bub bud bue bul bum bur bus but buu dbb dbd dbe dbl dbm dbr dbs dbt dbu ddb ddd dde ddl ddm ddr dds ddt ddu de- deb ded dee del dem der des det deu dl- dlb dld dle dll dlm dlr dls dlt dlu dmb dmd dme dml dmm dmr dms dmt dmu drb drd dre drl drm drr drs drt dru dsb dsd dse dsl dsm dsr dss dst dsu dtb dtd dte dtl dtm dtr dts dtt dtu dub dud due dul dum dur dus dut ebb ebd ebe ebl ebm ebr ebs ebt ebu ed- edb edd ede edl edm edr eds edt edu eeb eed eee eel eem eer ees eet elb eld ele ell elm elr els elt elu em- emb emd eme eml emm emr ems emt emu erb erd ere erl erm err ers ert eru es- esb esd ese esl esm esr ess est esu etb etd ete etl etm etr ets ett etu eu- eub eud eue eul eur eus eut lbb lbd lbe lbl lbm lbr lbs lbt lbu ldb ldd lde ldl ldm ldr lds ldt ldu leb led lee lel lem ler les let leu llb lld lle lll llm llr lls llt llu lmb lmd lme lml lmm lmr lms lmt lmu lrb lrd lrm lrr lrs lrt lru lsb lsd lse lsl lsm lsr lss lst lsu ltb ltd lte ltl ltm ltr lts ltt ltu lub lud lue lul lum lur lus lut luu m-r mbb mbd mbe mbl mbm mbr mbs mbt mbu mdb mdd mde mdl mdm mdr mds mdt mdu meb med mee mel mem mer mes met meu mlb mld mle mll mlm mlr mls mlt mlu mmb mmd mme mml mmm mmr mms mmt mmu mrb mrd mre mrl mrm mrr mrs mrt mru msb msd mse msl msm msr mss mst msu mtb mtd mte mtl mtm mtr mts mtt mtu mub mud mue mul mum mur mus mut muu rbb rbd rbe rbl rbm rbr rbs rbt rbu rdb rdd rde rdl rdm rdr rds rdt rdu re- reb red ree rel rem rer res ret reu rld rle rll rlm rlr rls rlt rlu rmb rmd rme rml rmm rmr rms rmt rrb rrd rrl rrm rrr rrs rrt rru rsb rsd rse rsl rsm rsr rss rst rsu rtb rtd rte rtl rtm rtr rts rtt rtu rub rud rue rum rur rus rut ruu sbb sbd sbe sbl sbm sbr sbs sbt sbu sdb sdd sde sdl sdm sdr sds sdt sdu se- seb sed see sel sem ser ses set seu slb sld sle sll slm slr sls slt slu smb smd sme sml smm smr sms smt smu sr- srb srd sre srl srm srr srs srt ss- ssb ssd sse ssl ssm ssr sss sst ssu stb std ste stl stm str sts stt stu sub sud sue sul sum sur sus sut suu tbb tbd tbe tbl tbm tbr tbs tbt tbu tdb tdd tde tdl tdm tdr tds tdt tdu te- teb ted tee tel tem ter tes tet teu tld tle tll tlm tlr tls tlt tlu tmb tmd tme tml tmm tmr tms tmt tmu trb trd tre trl trm trr trs trt tru tsb tsd tse tsl tsm tsr tss tst tsu ttb ttd tte ttl ttm ttr tts ttt ttu tub tud tue tul tum tur tus tut tuu ubb ube ubl ubr ubs ubt ubu udb udd ude udl udm udr uds udt udu ueb ued uee uel uem uer ues uet ulb uld ule ull ulm ulr uls ult ulu um- umb umd ume uml umm umr ums umt umu ur- urb urd ure url urm urr urs urt uru usb usd use usl usm usr uss ust usu utb utd ute utl utm utr uts utt utu uue uum uur uus uut uuu

bbbb bbbs bbdd bbeb bbet bblb bbls bd-r bdes bdle bdls bdrm bdsd bdsm bebb bebe bede bedl beds bedu beeb beed beel beem beer bees beet beld bele bell belm bels belt belu beme bemu berd bere berm berr bers bert beru bes- bese besm bess best bete bets bett betu beur blbt bldr bleb bled blee blem bles blet bleu blls blme blss blst blts blub blud blue blum blur blus blut bmdb bmts bmus brdm brds brdt breb bred bree brel brem brer bres bret brls brrm brrr brrs brsb brsr brst brud brue brum brus brut bsbd bsdl bseb bsed bsee bser bses bset bsms bsmt bsrd bsrm bssd bsse bssm bsts btdt btrt btss bttb btus bubb bube bubs bubu budb budd bude budl buds budu buel buem buer bueu bulb buld bule bull buls bult bulu bum- bumb bums bur- burb burd bure burl burm burr burs burt buru buse buss bust busu but- bute buts butt buus dbls dbms dbrs dbss dbtt dbus dddd ddes ddre ddss ddts ddub debe debs debt debu dedd dede dedu deeb deed deel deem deer dees deet deld dele dell dels delt dem- demb demd deme dems demu der- derb dere derm derr ders des- dese dess dest desu dete detr dets deue deul deum deur deus deut dlbd dlrs dlst dmds dmdt dmrb dmss dmst dmts dmus dred dree drel drem dres dret drms drrs drub drue drum drus drut druu dsdm dsdr dsls dsmb dsml dsms dsrr dsst dsts dted dtle dtrl dtss dub- dubb dube dubs dubu dudd dude duds dudu duel duer dues duet dule