-er bbb bbd bbe bbg bbi bbl bbr bbs bbt bdb bdd bde bdg bdi bdl bdr bds bdt be- beb bed bee beg bei bel ber bes bet bgb bgd bge bgg bgi bgl bgr bgs bgt bi- bib bid bie big bii bil bir bis bit blb bld ble blg bli bll blr bls blt brb brd bre brg bri brl brr brs brt bsb bsd bse bsg bsi bsl bsr bss bst btb btd bte btg bti btl btr bts btt dbb dbd dbe dbg dbi dbl dbr dbs dbt ddb ddd dde ddg ddi ddl ddr dds ddt de- deb ded dee deg dei del der des det dgd dge dgg dgi dgl dgr dgs dgt di- dib did die dig dii dil dir dis dit dl- dlb dld dle dlg dli dll dlr dls dlt drb drd dre drg dri drl drr drs drt dsb dsd dse dsg dsi dsl dsr dss dst dtb dtd dte dtg dti dtl dtr dts dtt ebb ebd ebe ebg ebi ebl ebr ebs ebt ed- edb edd ede edg edi edl edr eds edt eeb eed eee eeg eel eer ees eet egb egd ege egg egi egl egr egs egt eib eid eie eig eii eil eir eis eit elb eld ele elg eli ell elr els elt erb erd ere erg eri erl err ers ert es- esb esd ese esg esi esl esr ess est etb etd ete etg eti etl etr ets ett g-d gbd gbe gbg gbi gbl gbr gbs gbt gdb gdd gde gdi gdl gdr gds gdt ge- geb ged gee geg gei gel ger ges get ggb ggd ggg ggi ggr ggs ggt gib gid gie gig gii gil gir gis git glb gld gle glg gli gll glr gls glt grb grd gre grg gri grl grr grs grt gsb gsd gse gsg gsi gsl gsr gss gst gtb gtd gte gtg gti gtl gtr gts gtt i-d ibb ibd ibe ibg ibi ibl ibr ibs ibt idb idd ide idg idi idl idr ids idt ie- ied iee ieg iei iel ier ies iet igb igd ige igg igi igl igr igs igt iib iid iie iii iil iir iis iit il- ilb ild ile ilg ili ill ilr ils ilt ir- irb ird ire irg iri irl irr irs irt is- isb isd ise isg isi isl isr iss ist itb itd ite itg iti itl its itt lbb lbd lbe lbg lbi lbl lbr lbs lbt ldb ldd lde ldg ldi ldl ldr lds ldt leb led lee leg lei lel ler les let lgb lgd lge lgg lgi lgl lgr lgs lgt lib lid lie lig lii lil lir lis lit llb lld lle llg lli lll llr lls llt lrb lrd lrg lri lrr lrs lrt lsb lsd lse lsg lsi lsl lsr lss lst ltb ltd lte ltg lti ltl ltr lts ltt rbb rbd rbe rbg rbi rbl rbr rbs rbt rdb rdd rde rdg rdi rdl rdr rds rdt re- reb red ree reg rei rel rer res ret rgb rgd rge rgg rgi rgr rgs rgt rib rid rie rig rii ril rir ris rit rld rle rlg rli rll rlr rls rlt rrb rrd rrg rri rrl rrr rrs rrt rsb rsd rse rsg rsi rsl rsr rss rst rtb rtd rte rtg rti rtl rtr rts rtt sbb sbd sbe sbg sbi sbl sbr sbs sbt sdb sdd sde sdg sdi sdl sdr sds sdt se- seb sed see seg sei sel ser ses set sgb sgd sge sgg sgi sgl sgr sgs sgt sib sid sie sig sii sil sir sis sit slb sld sle slg sli sll slr sls slt sr- srb srd sre srg sri srl srr srs srt ss- ssb ssd sse ssg ssi ssl ssr sss sst stb std ste stg sti stl str sts stt tbb tbd tbe tbg tbi tbl tbr tbs tbt tdb tdd tde tdg tdi tdl tdr tds tdt te- teb ted tee teg tei tel ter tes tet tgb tge tgg tgi tgl tgr tgs tgt tib tid tie tig tii til tir tis tit tld tle tlg tli tll tlr tls tlt trb trd tre trg tri trl trr trs trt tsb tsd tse tsg tsi tsl tsr tss tst ttb ttd tte ttg tti ttl ttr tts ttt