-er bbb bbe bbn bbo bbr bbs bbt be- beb bee ben beo ber bes bet bjj bjn bjr bjs bjt bnb bne bnj bnn bno bnr bns bnt bob boe boj bon boo bor bos bot brb bre brj brn bro brr brs brt bsb bse bsj bsn bso bsr bss bst btb bte btn bto btr bts btt ebb ebe ebj ebn ebo ebr ebs ebt eeb eee een eeo eer ees eet ejo ejt en- enb ene enn eno enr ens ent eo- eob eoe eon eoo eor eos eot erb ere ern ero err ers ert es- esb ese esn eso esr ess est etb ete etj etn eto etr ets ett jbj jbo jbr jbs jbt jeb jee jej jen jeo jer jes jet jjb jjj jjr jjs jne jnj jnn jno jnr jns jnt job joe joj jon joo jor jos jot jrb jrn jro jrr jrs jrt jsb jse jsj jsn jso jsr jss jst jtb jte jtn jtr jts jtt nbb nbe nbn nbo nbr nbs nbt ne- neb nee nej nen neo ner nes net nje njn njs nnb nne nnn nno nns nnt no- nob noe noj non noo nor nos not nrb nre nrj nrn nro nrr nrs nrt nsb nse nsn nso nsr nss nst ntb nte ntn nto ntr nts ntt ob- obb obe obj obn obo obr obs obt oeb oee oen oeo oer oes oet ojb oje ojo ojs on- onb one onj onn ono onr ons ont oo- oob oon ooo oor oos oot or- orb ore orn oro orr ors ort os- osb ose osj osn oso osr oss ost ot- otb ote otn oto otr ots ott rbb rbe rbn rbo rbr rbs rbt re- reb ree ren reo rer res ret rjr rnb rnn rno rnr rns rnt rob roe roj ron roo ror ros rot rrb rrn rrr rrs rrt rsb rse rsj rsn rso rsr rss rst rtb rte rtj rtn rto rtr rts rtt sbb sbe sbj sbn sbo sbr sbs sbt se- seb see sej sen seo ser ses set sjb sje sjj sjr sjs sjt snb sne snj snn sno snr sns snt sob soe soj son soo sor sos sot sr- srb sre srj srn sro srr srs srt ss- ssb sse ssj ssn sso ssr sss sst stb ste stj stn sto str sts stt tbb tbe tbj tbn tbo tbr tbs tbt te- teb tee tej ten teo ter tes tet tje tjo tjr tjs tnb tne tnn tno tnr tns tnt to- tob toe toj ton too tor tos tot trb tre trn tro trr trs trt tsb tse tsj tsn tso tsr tss tst ttb tte ttn tto ttr tts ttt