-er b-p bbb bbe bbi bbl bbm bbn bbp bbr be- beb bee bei bel bem ben bep ber bi- bib bie bii bil bim bin bip bir blb ble bli bll blm bln blp blr bmb bme bmi bml bmm bmn bmp bmr bnb bne bni bnl bnn bnp bnr bpb bpe bpi bpl bpm bpn bpp bpr brb bre bri brl brm brn brp brr ebb ebe ebi ebl ebm ebn ebp ebr eeb eee eel eem een eep eer eib eie eii eil eim ein eip eir elb ele eli ell elm eln elp elr em- emb eme emi eml emm emn emp emr en- enb ene eni enl enm enn enp enr ep- epb epe epi epl epm epn epp epr erb ere eri erl erm ern erp err ibb ibe ibi ibl ibm ibn ibp ibr ie- iee iei iel iem ien iep ier iib iie iii iil iim iin iip iir il- ilb ile ili ill ilm iln ilp ilr im- imb ime imi iml imm imn imp in- inb ine ini inl inm inn inp inr ipb ipe ipi ipl ipm ipn ipp ipr ir- irb ire iri irl irm irn irp irr l-p lbb lbe lbi lbl lbm lbp lbr leb lee lei lel lem len lep ler lib lie lii lil lim lin lip lir llb lle lli lll llm lln llp llr lmb lme lmi lml lmm lmn lmp lmr lnb lne lni lnl lnm lnn lnp lnr lpb lpe lpi lpl lpm lpn lpp lpr lrb lri lrm lrn lrp lrr m-r mbb mbe mbi mbl mbm mbp mbr meb mee mei mel mem men mep mer mi- mib mie mii mil mim min mip mir mlb mle mli mll mlm mln mlp mlr mmb mme mmi mml mmm mmn mmp mmr mnb mne mni mnl mnm mnn mnp mnr mpb mpe mpi mpl mpm mpn mpp mpr mrb mre mri mrl mrm mrn mrp mrr n-i nbb nbe nbi nbl nbm nbn nbp nbr ne- neb nee nei nel nem nen nep ner nib nie nii nil nim nin nip nir nlb nle nli nll nlm nln nlp nlr nmb nme nmi nml nmm nmn nmp nmr nnb nne nni nnl nnm nnn nnp npb npe npi npl npm npn npp npr nrb nre nri nrl nrm nrn nrp nrr p-p pbb pbe pbi pbl pbm pbn pbp pbr peb pee pei pel pem pen pep per pib pie pii pil pim pin pip pir plb ple pli pll plm pln plp plr pmb pme pmi pml pmm pmn pmp pmr pn- pnb pne pni pnl pnm pnn pnp pnr ppb ppe ppi ppl ppm ppn ppp ppr prb pre pri prl prm prn prp prr rbb rbe rbi rbl rbm rbn rbp rbr re- reb ree rei rel rem ren rep rer rib rie rii ril rim rin rip rir rle rli rll rlm rln rlp rlr rmb rme rmi rml rmm rmn rmp rmr rnb rni rnm rnn rnp rnr rpb rpe rpi rpl rpm rpn rpp rpr rrb rri rrl rrm rrn rrp rrr