-er bbb bbe bbg bbl bbn bbr bbt be- beb bee beg bel ben ber bet bez bgb bge bgg bgl bgn bgr bgt bgz blb ble blg bll bln blr blt blz bnb bne bng bnl bnn bnr bnt bnz brb bre brg brl brn brr brt brz btb bte btg btl btn btr btt btz bze bzn bzr bzz ebb ebe ebg ebl ebn ebr ebt eeb eee eeg eel een eer eet egb ege egg egl egn egr egt elb ele elg ell eln elr elt elz en- enb ene eng enl enn enr ent enz erb ere erg erl ern err ert erz etb ete etg etl etn etr ett etz eze ezr ezz gbe gbg gbl gbn gbr gbt gbz ge- geb gee geg gel gen ger get gez ggb ggg ggn ggr ggt ggz glb gle glg gll gln glr glt glz gnb gne gnl gnn gnr gnt grb gre grg grl grn grr grt gtb gte gtg gtl gtn gtr gtt gzr lbb lbe lbg lbl lbr lbt leb lee leg lel len ler let lez lgb lge lgg lgl lgn lgr lgt llb lle llg lll lln llr llt llz lnb lne lng lnl lnn lnr lnt lrb lrg lrn lrr lrt lrz ltb lte ltg ltl ltr ltt ltz lzr nbb nbe nbg nbl nbn nbr nbt ne- neb nee neg nel nen ner net nez ngb nge ngg ngl ngn ngt nlb nle nlg nll nln nlr nlt nlz nnb nne nng nnl nnn nnt nnz nrb nre nrg nrl nrn nrr nrt nrz ntb nte ntg ntn ntr ntt ntz nzb nze nzg nzz rbb rbe rbg rbl rbn rbr rbt re- reb ree reg rel ren rer ret rez rgb rge rgg rgn rgr rgt rle rlg rll rln rlr rlt rnb rng rnn rnr rnt rnz rrb rrg rrl rrn rrr rrt rtb rte rtg rtl rtn rtr rtt rtz rzb rze tbb tbe tbg tbl tbn tbr tbt tbz te- teb tee teg tel ten ter tet tez tgb tge tgg tgl tgn tgr tgt tgz tle tlg tll tln tlr tlt tlz tnb tne tng tnl tnn tnr tnt tnz trb tre trg trl trn trr trt trz ttb tte ttg ttl ttn ttr ttt tze z-g zbb zbl zbr zbt zeb zee zel zen zer zet zez zgb zgg zlr zlt zne znn zrl zte ztl ztr zzr zzt zzz