-er bbb bbe bbh bbi bbk bbn bbr be- beb bee beh bei bek ben ber bhb bhe bhh bhi bhk bhr bi- bib bie bih bii bik bin bir bkb bke bkk bkn bkr bnb bne bni bnk bnn bnr brb bre brh bri brk brn brr ebb ebe ebh ebi ebk ebn ebr eeb eee eek een eer ehb ehe ehh ehi ehn ehr eib eie eii eik ein eir ekb eke ekh eki ekr en- enb ene enh eni enk enn enr erb ere erh eri erk ern err h-i hbb hbe hbh hbi hbk hbn hbr he- heb hee heh hei hek hen her hhb hhe hhh hhi hhk hhn hhr hib hie hih hii hik hin hir hkb hkh hki hkk hkn hkr hnb hne hnh hnk hnn hr- hrb hre hrh hri hrk hrn hrr ibb ibe ibh ibi ibk ibn ibr ie- iee iei iek ien ier ihb ihe ihh ihi ihk ihn ihr iib iie iih iii iin iir ikb ike iki ikk ikr in- inb ine inh ini ink inn inr ir- irb ire iri irk irn irr kbb kbe kbh kbi kbk kbn kbr ke- keb kee keh kei kek ken ker khe khh khi khk khn khr kib kie kih kii kik kin kir kkb kke kkh kki kkk kkn kkr kn- kne kni knk knn knr kri krk krn krr n-i nbb nbe nbi nbk nbn nbr ne- neb nee neh nei nek nen ner nhb nhe nhh nhi nhk nhn nhr nib nie nih nii nik nin nir nke nki nkk nkn nkr nnb nne nnh nni nnk nnn nrb nre nri nrk nrn nrr rbb rbe rbh rbi rbk rbn rbr re- reb ree reh rei rek ren rer rh- rhb rhe rhh rhi rhn rhr rib rie rih rii rik rin rir rkb rke rkk rnb rnh rni rnn rnr rrb rrh rri rrk rrn rrr