-er b-u bbb bbe bbi bbm bbr bbs bbu bbx be- beb bee bei bem ber bes beu bex bi- bib bie bii bim bir bis biu bix bmb bme bmi bmm bmr bms bmu bmx brb bre bri brm brr brs bru brx bsb bse bsi bsm bsr bss bsu bsx bub bue bui bum bur bus buu bux bxb bxi bxm bxx ebb ebe ebi ebm ebr ebs ebu ebx eeb eee eem eer ees eex eib eie eii eim eir eis eiu eix em- emb eme emi emm emr ems emu emx erb ere eri erm err ers eru es- esb ese esi esm esr ess esu esx eu- eub eue eui eur eus eux ex- exe exi exr exs exu exx ibb ibe ibi ibm ibr ibs ibu ibx ie- iee iei iem ier ies iex iib iie iii iim iir iis iiu iix im- imb ime imi imm ims imu imx ir- irb ire iri irm irr irs iru irx is- isb ise isi ism isr iss isu iu- iub iue iui ium iur ius ixe ixi m-r mbb mbe mbi mbm mbr mbs mbu mbx meb mee mei mem mer mes meu mex mi- mib mie mii mim mir mis miu mix mmb mme mmi mmm mmr mms mmu mmx mrb mre mri mrm mrr mrs mru mrx msb mse msi msm msr mss msu msx mub mue mui mum mur mus muu mux mxi mxr mxs mxu rbb rbe rbi rbm rbr rbs rbu rbx re- reb ree rei rem rer res reu rex rib rie rii rim rir ris rix rmb rme rmi rmm rmr rms rmx rrb rri rrm rrr rrs rru rsb rse rsi rsm rsr rss rsu rsx rub rue rui rum rur rus ruu rux rxr rxs sbb sbe sbi sbm sbr sbs sbu sbx se- seb see sei sem ser ses seu sex sib sie sii sim sir sis siu six smb sme smi smm smr sms smu smx sr- srb sre sri srm srr srs srx ss- ssb sse ssi ssm ssr sss ssu ssx sub sue sui sum sur sus suu sux sxi sxm sxs sxu ubb ube ubi ubr ubs ubu ubx ueb uee uei uem uer ues uib uie uii uim uir uis uiu um- umb ume umi umm umr ums umu ur- urb ure uri urm urr urs uru urx usb use usi usm usr uss usu usx uue uum uur uus uuu uxb uxr uxu xbe xbr xbx xee xem xer xes xeu xex xie xii xis xiu xix xmi xmm xmr xms xmu xmx xrx xsb xsi xsm xss xue xui xus xxi xxx

-ism bbbb bbbs bbeb bebb bebe bebi beeb beem beer bees beim beir beis beme bemu bere beri berm berr bers beru bes- bese besm bess beur beux bibb bibe bibi bibs bieb bier bies bieu biis bims bimx birb bire biri birr birs biru birx bis- bise biss bisu bixi bmir bmmi bmus breb bree brei brem brer bres brex brie brim bris brix brrm brrr brrs brsb brsr brue brum brus brux bseb bsee bser bses bsim bsix bsms bsrm bsse bssm bubb bube bubi bubs bubu buem buer bueu buie buir buis buiu buix bum- bumb bums bur- burb bure buri burm burr burs buru buse busi buss busu busx buus ebbr ebbs eber ebes ebis ebix ebru ebur ebus eeee eees eems eers eese eesi eiei eier eies eime eimi eims eire eirs eise eiss embe embi embr embs emer emes emeu emex emii emim emir emis emix emme emmi emms emmu emre emrs emse emus er-x erbb erbe ereb erei erem erer eres erie erim eris eriu erme erms erre errs erse ersi erub erum erur erus esbs esee esem eser eses esie esis esme esmr esri esse essi essu esui esus eubi euer eums eur- eure euse exer exes exim exis exmr exrx exum i-be ibbm ibes ibex ibie ibim ibis ibms ibmx ibri ibss ibus ieie ieme iems iere ieri iers iesi iesr iesu iies iiie iiii iiis iirs iisi iism iisr iisu iium imbe imbi imer imes imir imix imme immi imms imre imri imrr imsi imsr imss imsu imsx imue imus irbe irbm iree irem irer ires irex iri- irie iris irix irms irre irri irrs irse irus isbe isbx iseb isee iser ises isie isim isis isme ismi isms isri isse issi issr isss issu isum isus iuiu iums iuse iuss ixxi mbbs mbes mbim mbis mbms mbrs mbus mebe meem meer mees meir meis meme memr mems memu memx mer- merb mere meri merm mers meru mes- mese mesi mesr mess meum meus meux mexx mibs miee miem mier mies mieu miii miis mim- mime mimi mims mire miri mirr mirs miru mis- mise misi misr miss misu miui mixe mixi mixx mmes mmii mmis mmix mmmm mmms mmse mmsu mmus mmxi mmxx mrbb mrbm mrbs mreb mree mres mris mrse mrsi msee msem msex msmb msmm msms msmu msrb mssi mssm mssr msus mube mubi mubs muee mues muie muir muis mume mumm mums mumu mure muri murr murs muru muse musi muss musu muxe muxi muxu mxii mxim mxxi rbbb rbbr rbbs rbis rbms rbmx rbss rebb rebe rebs rebu reeb reem rees reii reim reir reis reiu reme remi rems rere reri rers reru rese resi ress reue reus reuu reux rexx rib- ribe ribs ribu riem rier ries rieu riex riis rime rimi rimm rims rimu rire riri rirs rise risi rism riss risu riue rius rixe rmbs rrrr rrum rsbi rsee rsis rsme rsmx rsre rsum rubb rube rubi rubs rubu ruer rues ruis rumb rume rumi rumm rums rure ruri rurs ruru ruse rusi russ rusu rxes s-ib s-ii sbbs sber sbse sbsi sbus se-e se-i se-s se-u se-x sebe sebi sebs seeb seem seer sees seeu seex seie seii seim seir seis seiu seix seme semi sems semu serb sere seri serm serr sers seru sese sesi sess