-er bbb bbe bbh bbi bbr be- beb bee beh bei ber bez bhb bhe bhh bhi bhr bi- bib bie bih bii bir biz brb bre brh bri brr brz bze bzh bzr bzz ebb ebe ebh ebi ebr eeb eee eer ehb ehe ehh ehi ehr eib eie eii eir erb ere erh eri err erz eze ezh ezr ezz h-i hbb hbe hbh hbi hbr hbz he- heb hee heh hei her hez hhb hhe hhh hhi hhr hhz hib hie hih hii hir hr- hrb hre hrh hri hrr hrz hze ibb ibe ibh ibi ibr ibz ie- iee iei ier ihb ihe ihh ihi ihr iib iie iih iii iir ir- irb ire iri irr ize izh izi izz rbb rbe rbh rbi rbr re- reb ree reh rei rer rez rh- rhb rhe rhh rhi rhr rib rie rih rii rir riz rrb rrh rri rrr rzb rze zbb zbr zeb zee zeh zer zez zhe zhi zhr zib zie zir ziz zrh zzr zzz