b-u bbb bbe bbg bbi bbl bbn bbt bbu be- beb bee beg bei bel ben bet beu bez bgb bge bgg bgi bgl bgn bgt bgu bgz bi- bib bie big bii bil bin bit biu biz blb ble blg bli bll bln blt blu blz bnb bne bng bni bnl bnn bnt bnu bnz btb bte btg bti btl btn btt btu btz bub bue bug bui bul bun but buu buz bze bzn bzu bzz ebb ebe ebg ebi ebl ebn ebt ebu eeb eee eeg eel een eet egb ege egg egi egl egn egt egu eib eie eig eii eil ein eit eiu elb ele elg eli ell eln elt elu elz en- enb ene eng eni enl enn ent enu enz etb ete etg eti etl etn ett etu etz eu- eub eue eug eui eul eun eut eze ezz gbe gbg gbi gbl gbn gbt gbu gbz ge- geb gee geg gei gel gen get geu gez ggb ggg ggi ggn ggt ggu ggz gib gie gig gii gil gin git giu giz glb gle glg gli gll gln glt glu glz gnb gne gni gnl gnn gnt gnu gtb gte gtg gti gtl gtn gtt gtu gu- gub gue gug gui gul gun gut guu guz gzu ibb ibe ibg ibi ibl ibn ibt ibu ibz ie- iee ieg iei iel ien iet igb ige igg igi igl ign igt igu iib iie iii iil iin iit iiu il- ilb ile ilg ili ill iln ilt ilu ilz in- inb ine ing ini inl inn int inu itb ite itg iti itl itn itt itu itz iu- iub iue iug iui iut iuz ize izi izu izz lbb lbe lbg lbi lbl lbt lbu leb lee leg lei lel len let leu lez lgb lge lgg lgi lgl lgn lgt lgu lib lie lig lii lil lin lit liu liz llb lle llg lli lll lln llt llu llz lnb lne lng lni lnl lnn lnt lnu ltb lte ltg lti ltl ltt ltu ltz lub lue lug lui lul lun lut luu luz lzi lzu n-i nbb nbe nbg nbi nbl nbn nbt nbu ne- neb nee neg nei nel nen net neu nez ngb nge ngg ngi ngl ngn ngt ngu nib nie nig nii nil nin nit niu niz nlb nle nlg nli nll nln nlt nlu nlz nnb nne nng nni nnl nnn nnt nnu nnz ntb nte ntg nti ntn ntt ntu ntz nub nue nug nui nul nun nut nuu nzb nze nzg nzi nzz tbb tbe tbg tbi tbl tbn tbt tbu tbz te- teb tee teg tei tel ten tet teu tez tgb tge tgg tgi tgl tgn tgt tgu tgz tib tie tig tii til tin tit tiu tiz tle tlg tli tll tln tlt tlu tlz tnb tne tng tni tnl tnn tnt tnz ttb tte ttg tti ttl ttn ttt ttu tub tue tug tui tul tun tut tuu tuz tze tzu ubb ube ubg ubi ubl ubn ubt ubu ueb uee ueg uei uel uen uet ugb uge ugg ugi ugl ugn ugt ugu uib uie uig uii uil uin uit uiu ulb ule ulg uli ull uln ult ulu un- unb une ung uni unl unn unt unu utb ute uti utl utn utt utu utz uue uug uun uut uuu uzb uzi uzu z-g zbb zbl zbt zeb zee zel zen zet zez zgb zgg zgi zib zie zig zil zin zit ziz zlt zne znn zte ztl zub zug zui zul zun zut zuz zzt zzz