b-u bbb bbd bbe bbf bbg bbo bbt bbu bdb bdd bde bdf bdg bdo bdt bdu be- beb bed bee bef beg beo bet beu bfb bfd bfe bff bfg bfo bft bfu bgb bgd bge bgf bgg bgo bgt bgu bob bod boe bof bog boo bot bou btb btd bte btf btg bto btt btu bub bud bue buf bug buo but buu dbb dbd dbe dbf dbg dbo dbt dbu ddb ddd dde ddf ddg ddo ddt ddu de- deb ded dee def deg deo det deu dfb dfd dfe dff dfg dfo dft dfu dgd dge dgf dgg dgt dgu dob dod doe dof dog doo dot dou dtb dtd dte dtf dtg dto dtt dtu dub dud due duf dug duo dut ebb ebd ebe ebf ebg ebo ebt ebu ed- edb edd ede edf edg edo edt edu eeb eed eee eef eeg eeo eet ef- efb efd efe eff efg efo eft egb egd ege egf egg ego egt egu eo- eob eod eoe eof eog eoo eot eou etb etd ete etf etg eto ett etu eu- eub eud eue euf eug eut fbb fbd fbe fbf fbg fbo fbt fbu fdb fdd fde fdf fdg fdo fdt fdu feb fed fee fef feg feo fet feu ffd ffe fff ffg ffo fft ffu fgb fgd fge fgf fgg fgt fob foe fof fog foo fot fou ftb ftd fte ftf ftg fto ftt ftu fub fud fue fuf fug fuo fut fuu g-d gbd gbe gbf gbg gbo gbt gbu gdb gdd gde gdf gdo gdt gdu ge- geb ged gee gef geg geo get geu gfb gfd gfe gff gfo gft ggb ggd ggg ggo ggt ggu gob god goe gof gog goo got gou gtb gtd gte gtf gtg gto gtt gtu gu- gub gud gue guf gug guo gut guu ob- obb obd obe obf obg obo obt obu odb odd ode odf odg odo odt odu oeb oed oee oef oeg oeo oet of- ofb ofd ofe off ofg ofo oft ofu ogd oge ogf ogg ogo ogt oo- oob ood oof oog ooo oot ot- otb otd ote otf otg oto ott otu ou- oud oue ouf ouo out tbb tbd tbe tbf tbg tbo tbt tbu tdb tdd tde tdf tdg tdo tdt tdu te- teb ted tee tef teg teo tet teu tfb tfd tfe tff tfg tfo tft tfu tgb tge tgf tgg tgo tgt tgu to- tob tod toe tof tog too tot tou ttb ttd tte ttf ttg tto ttt ttu tub tud tue tuf tug tuo tut tuu ubb ube ubf ubg ubo ubt ubu udb udd ude udf udg udo udt udu ueb ued uee uef ueg uet ufd ufe uff ufg ufo uft ufu ugb uge ugf ugg ugo ugt ugu uob uod uoe uog uoo uot utb utd ute utf uto utt utu uue uug uut uuu

bbbb bbdd bbdo bbeb bbet bdog bduf bebb bebe bebo bede bedo bedu beeb beed beef beeg beet befe beff befo beft begg bego begu beo- beod beof beot bete beto bett betu bfgf bftt bobb bobe bobo bobu bodb bode bodo bodu boee boef boeo boet bofd bofe boff bofu bogd boge bogg bogo bogt boob bood booe boof boog boot botb botd bote boto bott boud boue bouf bout btdt btob bttb bubb bube bubo bubu budb budd bude budg budo budu bueu bufe buff bufo buge bugg bugo but- bute buto butt d-bo dbfo dbtt dddd ddot ddub debe debt debu dedd dede dedo dedu deeb deed deef deeg deet defe deff defg defo deft dege dego degu dete deto deue deut dfdt dfoe dftg dgeg dgge dobb dobe dobu dod- dodd dode dodg dodo doeg doff dog- doge dogg dogo dogu doob dood doof doot dotd dote doto dott doub doud doue douf doug dout dted dtot dub- dubb dube dubu dudd dude dudo dudu duet duff dufu dugu duo- dute duut ebbo ebed eboe eboo edde eddo ede- edfu edge edod edou eede eedu eeee eefe eete eetu ef-g efeo efet eft- eftu egbe egbu egee eggb egge eggo ego- egot egte eode eotd eoto etee etfb etfe etoe ette etto ettu eude euge fdot febo fede feeb feed feet fefe feff fefo fege fegg feod feof fete fett fetu feud ffee ffff fftf fobt fode foed fofo foge fogg fogo food foof foot fote foto fott foud foug fout ftgd ftub fubb fubu fudd fude fuet fuff fufu fuge fugo fugu fute futo futu gbbo gbde gddb gebe gedd gede gedo gedu geed geet gefe geft gege gegg gego geo- geof geog getb gete getg geto gett geue ggbt ggfg gggg gobe gobo gode godo goed goef gofe goff gofu gogo good goof goog goot gotd gote goto gott gou- goud gouf goug gout gtfo gtoe gubb gubu gude gudo gudu guff gugb guge gugg gugu gute guto gutt gutu o-eo obbo obdt obed obet oboe obot obtd odbo oddd oded odeo odet odoo odot odou odtu oedo oegb oeuf off- offe offo offu ofgo ogb ogbe ogee ogge ogod ogog ogou oobe ooff oooo ootb otbd oted otee oto- otoe otof otog otoo otte otto ottu oude oued oufe ouff ouge out- outb oute outo ouu- tddb tdff tebo tebu tedd tede teed teef teet teff teft tegg tego tegt tegu tete teto tett tetu teut tfeb tfot tobe tobo tobt tobu todd tode todo todt todu toed toee toet toff tofo toft tofu toge togo togt tood toof toot totd tote toto tott toug tout ttbb tteo ttff ttoe tttt tubb tube tubo tubu tude tudu tuet tufe tuff tufo tuft tufu tugg tugu tute tuto tutt tutu tuuo ubbe ubbo ubet ubod ubtf ubud udet udgb udge udoo udot uffe ugeo uggo uggt ugod uguu uofg uofo utfo utto uttu utug uutf uuuu

b-e-d bbbee bebdo bebed bebod bebog bebot bedde bedee bedet bedof bedog bedot bedub bedue bedug beebe