-er b-u bbb bbd bbe bbr bbt bbu bbw bdb bdd bde bdr bdt bdu bdw be- beb bed bee ber bet beu bew brb brd bre brr brt bru brw btb btd bte btr btt btu btw bub bud bue bur but buu buw bwb bwd bwr bwu dbb dbd dbe dbr dbt dbu ddb ddd dde ddr ddt ddu ddw de- deb ded dee der det deu dew drb drd dre drr drt dru drw dtb dtd dte dtr dtt dtu dtw dub dud due dur dut dwb dwe dwr dwt dwu dww ebb ebd ebe ebr ebt ebu ebw ed- edb edd ede edr edt edu edw eeb eed eee eer eet eew erb erd ere err ert eru erw etb etd ete etr ett etu etw eu- eub eud eue eur eut ewb ewd ewe ewr ewt ewu eww rbb rbd rbe rbr rbt rbu rbw rdb rdd rde rdr rdt rdu re- reb red ree rer ret reu rew rrb rrd rrr rrt rru rtb rtd rte rtr rtt rtu rtw rub rud rue rur rut ruu rwb rwd rwe rwr rwu tbb tbd tbe tbr tbt tbu tdb tdd tde tdr tdt tdu tdw te- teb ted tee ter tet teu tew trb trd tre trr trt tru trw ttb ttd tte ttr ttt ttu ttw tub tud tue tur tut tuu twb twd twe twr twt twu tww ubb ube ubr ubt ubu ubw udb udd ude udr udt udu ueb ued uee uer uet uew ur- urb urd ure urr urt uru urw utb utd ute utr utt utu uue uur uut uuu uwb uwe uwr uww wbb wbd wbe wbr wbt wbw wdb wdr wdt wdu web wed wee wer wet wew wr- wrd wre wrr wrt wru wrw wtb wtd wtr wtt wtu wtw wub wud wue wur wut wwd wwe wwt wwu www

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