-er b-u bbb bbe bbi bbl bbn bbq bbr bbu be- beb bee bei bel ben beq ber beu bi- bib bie bii bil bin bir biu blb ble bli bll bln blq blr blu bnb bne bni bnl bnn bnr bnu bqe brb bre bri brl brn brq brr bru bub bue bui bul bun bur buu ebb ebe ebi ebl ebn ebq ebr ebu eeb eee eel een eer eib eie eii eil ein eir eiu elb ele eli ell eln elr elu en- enb ene eni enl enn enr enu eqe eqn eqq equ erb ere eri erl ern erq err eru eu- eub eue eui eul eun eur ibb ibe ibi ibl ibn ibr ibu ie- iee iei iel ien ier iib iie iii iil iin iir iiu il- ilb ile ili ill iln ilq ilr ilu in- inb ine ini inl inn inq inr inu iqe iqu ir- irb ire iri irl irn irq irr iru iu- iub iue iui iur lbb lbe lbi lbl lbr lbu leb lee lei lel len leq ler leu lib lie lii lil lin liq lir liu llb lle lli lll lln llq llr llu lnb lne lni lnl lnn lnr lnu lqr lrb lri lrn lrr lru lub lue lui lul lun lur luu n-i nbb nbe nbi nbl nbn nbr nbu ne- neb nee nei nel nen ner neu nib nie nii nil nin niq nir niu nlb nle nli nll nln nlq nlr nlu nnb nne nni nnl nnn nnu nrb nre nri nrl nrn nrr nru nub nue nui nul nun nuq nur nuu qbe qbq qee qen qie qil qin qir qiu qnb qne qni qqq qqu qrb qre qri qrl qru qu- que qui qul qur rbb rbe rbi rbl rbn rbr rbu re- reb ree rei rel ren req rer reu rib rie rii ril rin riq rir rle rli rll rln rlr rlu rnb rni rnn rnr rnu rqn rrb rri rrl rrn rrq rrr rru rub rue rui run rur ruu ubb ube ubi ubl ubn ubr ubu ueb uee uei uel uen uer uib uie uii uil uin uiq uir uiu ulb ule uli ull uln ulr ulu un- unb une uni unl unn unq unr unu ur- urb ure uri url urn urr uru uue uun uur uuu