-er bbb bbd bbe bbl bbn bbr bbt bdb bdd bde bdl bdr bdt be- beb bed bee bel ben ber bet blb bld ble bll bln blr blt bnb bnd bne bnl bnn bnr bnt brb brd bre brl brn brr brt btb btd bte btl btn btr btt dbb dbd dbe dbl dbn dbr dbt ddb ddd dde ddl ddn ddr ddt de- deb ded dee del den der det dl- dlb dld dle dll dlr dlt dnb dnd dne dnl dnn dnr dnt drb drd dre drl drn drr drt dtb dtd dte dtl dtn dtr dtt ebb ebd ebe ebl ebn ebr ebt ed- edb edd ede edl edn edr edt eeb eed eee eel een eer eet elb eld ele ell eln elr elt en- enb end ene enl enn enr ent erb erd ere erl ern err ert etb etd ete etl etn etr ett lbb lbd lbe lbl lbr lbt ldb ldd lde ldl ldn ldr ldt leb led lee lel len ler let llb lld lle lll lln llr llt lnb lnd lne lnl lnn lnr lnt lrb lrd lrn lrr lrt ltb ltd lte ltl ltr ltt nbb nbd nbe nbl nbn nbr nbt ndb ndd nde ndl ndn ndr ndt ne- neb ned nee nel nen ner net nlb nld nle nll nln nlr nlt nnb nne nnl nnn nnt nrb nrd nre nrl nrn nrr nrt ntb ntd nte ntn ntr ntt rbb rbd rbe rbl rbn rbr rbt rdb rdd rde rdl rdn rdr rdt re- reb red ree rel ren rer ret rld rle rll rln rlr rlt rnb rnd rnn rnr rnt rrb rrd rrl rrn rrr rrt rtb rtd rte rtl rtn rtr rtt tbb tbd tbe tbl tbn tbr tbt tdb tdd tde tdl tdn tdr tdt te- teb ted tee tel ten ter tet tld tle tll tln tlr tlt tnb tnd tne tnl tnn tnr tnt trb trd tre trl trn trr trt ttb ttd tte ttl ttn ttr ttt