-er bbb bbe bbn bbr bbs bbt bbw be- beb bee ben ber bes bet bew bnb bne bnn bnr bns bnt bnw brb bre brn brr brs brt brw bsb bse bsn bsr bss bst bsw btb bte btn btr bts btt btw bwb bwr bws ebb ebe ebn ebr ebs ebt ebw eeb eee een eer ees eet eew en- enb ene enn enr ens ent enw erb ere ern err ers ert erw es- esb ese esn esr ess est esw etb ete etn etr ets ett etw ewb ewe ewr ews ewt eww nbb nbe nbn nbr nbs nbt nbw ne- neb nee nen ner nes net new nnb nne nnn nns nnt nnw nrb nre nrn nrr nrs nrt nrw nsb nse nsn nsr nss nst nsw ntb nte ntn ntr nts ntt nwb nwe nwn nwr nws nwt rbb rbe rbn rbr rbs rbt rbw re- reb ree ren rer res ret rew rnb rnn rnr rns rnt rnw rrb rrn rrr rrs rrt rsb rse rsn rsr rss rst rsw rtb rte rtn rtr rts rtt rtw rwb rwe rwr rws sbb sbe sbn sbr sbs sbt sbw se- seb see sen ser ses set sew snb sne snn snr sns snt snw sr- srb sre srn srr srs srt srw ss- ssb sse ssn ssr sss sst ssw stb ste stn str sts stt stw swb swe swn swr sws swt tbb tbe tbn tbr tbs tbt te- teb tee ten ter tes tet tew tnb tne tnn tnr tns tnt tnw trb tre trn trr trs trt trw tsb tse tsn tsr tss tst tsw ttb tte ttn ttr tts ttt ttw twb twe twn twr tws twt tww wbb wbe wbn wbr wbs wbt wbw web wee wen wer wes wet wew wn- wne wnn wns wnt wnw wr- wre wrn wrr wrs wrt wrw wsb wse wsn wsr wss wst wsw wtb wtn wtr wts wtt wtw wwe wwn wwt www