-er -ey bbb bbe bbg bbn bbr bbs bbt bby be- beb bee beg ben ber bes bet bey bgb bge bgg bgn bgr bgs bgt bnb bne bng bnn bnr bns bnt brb bre brg brn brr brs brt bry bsb bse bsg bsn bsr bss bst bsy btb bte btg btn btr bts btt bty by- bye byg byn byr bys byt ebb ebe ebg ebn ebr ebs ebt eby eeb eee eeg een eer ees eet eey egb ege egg egn egr egs egt egy en- enb ene eng enn enr ens ent eny erb ere erg ern err ers ert ery es- esb ese esg esn esr ess est esy etb ete etg etn etr ets ett ety eye eyn eyr eys eyt gbe gbg gbn gbr gbs gbt gby ge- geb gee geg gen ger ges get gey ggb ggg ggn ggr ggs ggt gnb gne gnn gnr gns gnt grb gre grg grn grr grs grt gry gsb gse gsg gsn gsr gss gst gtb gte gtg gtn gtr gts gtt gty gy- gyb gye gyn gyr gys nbb nbe nbg nbn nbr nbs nbt ne- neb nee neg nen ner nes net ney ngb nge ngg ngn ngs ngt nnb nne nng nnn nns nnt nrb nre nrg nrn nrr nrs nrt nry nsb nse nsg nsn nsr nss nst nsy ntb nte ntg ntn ntr nts ntt nye nyg nyn nys nyt nyy rbb rbe rbg rbn rbr rbs rbt re- reb ree reg ren rer res ret rey rgb rge rgg rgn rgr rgs rgt rnb rng rnn rnr rns rnt rny rrb rrg rrn rrr rrs rrt rsb rse rsg rsn rsr rss rst rtb rte rtg rtn rtr rts rtt rty ry- rye ryg ryn ryr rys ryy sbb sbe sbg sbn sbr sbs sbt sby se- seb see seg sen ser ses set sey sgb sge sgg sgn sgr sgs sgt snb sne sng snn snr sns snt sny sr- srb sre srg srn srr srs srt sry ss- ssb sse ssg ssn ssr sss sst stb ste stg stn str sts stt sty sy- syb sye syg syn syr sys syt tbb tbe tbg tbn tbr tbs tbt te- teb tee teg ten ter tes tet tey tgb tge tgg tgn tgr tgs tgt tgy tnb tne tng tnn tnr tns tnt trb tre trg trn trr trs trt try tsb tse tsg tsn tsr tss tst tsy ttb tte ttg ttn ttr tts ttt tty tye tyg tyn tyr tys tyt ybe ybg ybr ybs yby yeb yee yeg yen yer yes yet yey yne yng ynn yns yny yre yrg yrn yrs yrt ysb yse ysg ysr yss yst ysy yte ytn ytr yts ytt yyb yye yyg yys yyt yyy