b-p bbb bbd bbe bbi bbk bbn bbp bdb bdd bde bdi bdk bdp be- beb bed bee bei bek ben bep bi- bib bid bie bii bik bin bip bkb bke bkk bkn bkp bnb bnd bne bni bnk bnn bnp bpb bpd bpe bpi bpn bpp dbb dbd dbe dbi dbk dbn dbp ddb ddd dde ddi ddk ddn ddp de- deb ded dee dei dek den dep di- dib did die dii dik din dip dkb dke dki dkk dkp dnb dnd dne dni dnk dnn dnp dpb dpd dpe dpi dpk dpn dpp ebb ebd ebe ebi ebk ebn ebp ed- edb edd ede edi edk edn edp eeb eed eee eek een eep eib eid eie eii eik ein eip ekb ekd eke eki ekp en- enb end ene eni enk enn enp ep- epb epd epe epi epn epp i-d ibb ibd ibe ibi ibk ibn ibp idb idd ide idi idk idn idp ie- ied iee iei iek ien iep iib iid iie iii iin iip ikb ike iki ikk in- inb ind ine ini ink inn inp ipb ipd ipe ipi ipn ipp kbb kbd kbe kbi kbk kbn kbp kdb kde kdk kdp ke- keb ked kee kei kek ken kep kib kid kie kii kik kin kip kkb kke kki kkk kkn kkp kn- knd kne kni knk knn knp kpd kpe kpi kpk kpn kpp n-i nbb nbd nbe nbi nbk nbn nbp ndb ndd nde ndi ndk ndn ndp ne- neb ned nee nei nek nen nep nib nid nie nii nik nin nip nke nki nkk nkn nkp nnb nne nni nnk nnn nnp npb npd npe npi npn npp p-p pbb pbd pbe pbi pbk pbn pbp pdb pdd pde pdi pdk pdn pdp peb ped pee pei pek pen pep pib pid pie pii pik pin pip pkb pkd pke pki pkn pkp pn- pnb pnd pne pni pnk pnn pnp ppb ppd ppe ppi ppk ppn ppp