-er b-u bbb bbe bbi bbm bbo bbr bbt bbu be- beb bee bei bem beo ber bet beu bi- bib bie bii bim bio bir bit biu bmb bme bmi bmm bmo bmr bmt bmu bob boe boi bom boo bor bot bou brb bre bri brm bro brr brt bru btb bte bti btm bto btr btt btu bub bue bui bum buo bur but buu ebb ebe ebi ebm ebo ebr ebt ebu eeb eee eem eeo eer eet eib eie eii eim eio eir eit eiu em- emb eme emi emm emo emr emt emu eo- eob eoe eoi eom eoo eor eot eou erb ere eri erm ero err ert eru etb ete eti etm eto etr ett etu eu- eub eue eui eur eut ibb ibe ibi ibm ibo ibr ibt ibu ie- iee iei iem ier iet iib iie iii iim iio iir iit iiu im- imb ime imi imm imo imt imu io- iob ioe ioi iom ioo ior iot iou ir- irb ire iri irm iro irr irt iru itb ite iti itm ito itt itu iu- iub iue iui ium iur iut m-o m-r mbb mbe mbi mbm mbo mbr mbt mbu meb mee mei mem meo mer met meu mi- mib mie mii mim mio mir mit miu mmb mme mmi mmm mmo mmr mmt mmu mob moe moi mom moo mor mot mou mrb mre mri mrm mro mrr mrt mru mtb mte mti mtm mto mtr mtt mtu mub mue mui mum mur mut muu o-i ob- obb obe obi obm obo obr obt obu oeb oee oei oem oeo oer oet oib oie oii oim oio oir oit oiu om- omb ome omi omm omo omr omt omu oo- oob ooi oom ooo oor oot or- orb ore ori orm oro orr ort oru ot- otb ote oti otm oto otr ott otu ou- oue oui oum ouo our out rbb rbe rbi rbm rbo rbr rbt rbu re- reb ree rei rem reo rer ret reu rib rie rii rim rio rir rit rmb rme rmi rmm rmo rmr rmt rob roe roi rom roo ror rot rou rrb rri rrm rrr rrt rru rtb rte rti rtm rto rtr rtt rtu rub rue rui rum ruo rur rut ruu tbb tbe tbi tbm tbo tbr tbt tbu te- teb tee tei tem teo ter tet teu tib tie tii tim tio tir tit tiu tmb tme tmi tmm tmo tmr tmt tmu to- tob toe toi tom too tor tot tou trb tre tri trm tro trr trt tru ttb tte tti ttm tto ttr ttt ttu tub tue tui tum tuo tur tut tuu ubb ube ubi ubo ubr ubt ubu ueb uee uei uem uer uet uib uie uii uim uio uir uit uiu um- umb ume umi umm umo umr umt umu uob uoe uom uoo uor uot ur- urb ure uri urm uro urr urt uru utb ute uti utm uto utr utt utu uue uum uur uut uuu

bbbb bbeb bbet bebb bebe bebi bebo beeb beem beer beet beim beir beit beme bemu beo- beor beot bere beri berm bero berr bert beru bete beti beto bett betu beur bibb bibe bibi bibo bieb bier biet bieu bimo bio- bioi biot biou birb bire biri biro birr birt biru bite bito bitt bitu bmir bmmi bobb bobe bobi bobo bobu boee boeo boer boet boi- boie boii boim boit boiu bomb bome bomi bomt bomu boob booe boom boor boot bor- bore bori borm boro borr bort boru botb bote boti boto bott boue boum bour bout breb bree brei brem breo brer bret brie brim brio brit brob broe brom broo bror brot brou brrm brrr brue brum brut btie btob btor btrt bttb bubb bube bubi bubo bubu buem buer bueu buie buir buit buiu bum- bumb bur- burb bure buri burm buro burr burt buru but- bute buti buto butt ebbo ebbr eber ebit eboe eboo ebor ebro ebru ebur eeee eemo eero eete eetu eiei eier eime eimi eiou eire eitb eiti eitm eito eitr embe embi embo embr emer emet emeu emii emim emir emit emme emmi emmu emor emre emte eoir eore eori eoto erbb erbe ereb erei erem erer eret erie erim erio erit eriu erme ermo erob eroe eroi eroo erre erro ertu erub erum erur etbr etee etem eter etim etio etoe etre etrm etro ette etti etto ettu etui eubi euer euoi eur- eure euro eurt i-be ibbm ibet ibie ibim ibot ibri ibro ibtb ieet ieie ieio ieme iere ieri ietm iett iiie iiii iiio iiit iioi iioo iitm iitr iitt iium imbe imbi imer imet imir imit imme immi immo immt imou imre imri imro imrr imto imue iobi ioee ioii ioio ioit iome iomo iooi iooo iore iori iote ioto irbe irbm iree irem irer iri- irie irio irmo irob irre irri irte irti itbe item iter itet itie itim itme itmo itoi itoo itor itou itri itto itum itur iuiu mbim mbio mbou mebe mebo meem meer meet meir meit meme memo memr memu meor meou mer- merb mere meri merm mero mert meru met- mete meti meto mett metu meum miee miem mier miet mieu miii miio miit mim- mime mimi mimo mio- mire miri miro mirr mirt miru mit- mitb mite miti mitm mito mitt mitu miui mmii mmmm mmor mobb mobe mobi mobo moet moii moio moir moit mome momi momo momu moob mooe moor moot morb more mori moro mort moru motb mote moti motm moto mott motu moue mour mout mrbb mrbm mreb mree mrtm mrtt mtbo mtoe mtom mtor mtre mtrr mttr mube mubi mubo muee muet muie muir muit mume mumm mumo mumu mure muri muro murr murt muru mute muti muto mutt mutu muut o-eo obbo ober obet obie obit oboe oboi obor obot obre obri obro oeme oere oerm oeti oier oiii oimb oime oire