-er bbb bbe bbn bbr bbt be- beb bee ben ber bet bjj bjn bjr bjt bnb bne bnj bnn bnr bnt brb bre brj brn brr brt btb bte btn btr btt ebb ebe ebj ebn ebr ebt eeb eee een eer eet ejt en- enb ene enn enr ent erb ere ern err ert etb ete etj etn etr ett jbj jbr jbt jeb jee jej jen jer jet jjb jjj jjr jne jnj jnn jnr jnt jrb jrn jrr jrt jtb jte jtn jtr jtt nbb nbe nbn nbr nbt ne- neb nee nej nen ner net nje njn nnb nne nnn nnt nrb nre nrj nrn nrr nrt ntb nte ntn ntr ntt rbb rbe rbn rbr rbt re- reb ree ren rer ret rjr rnb rnn rnr rnt rrb rrn rrr rrt rtb rte rtj rtn rtr rtt tbb tbe tbj tbn tbr tbt te- teb tee tej ten ter tet tje tjr tnb tne tnn tnr tnt trb tre trn trr trt ttb tte ttn ttr ttt