-er bbb bbd bbe bbh bbi bbr bdb bdd bde bdh bdi bdr be- beb bed bee beh bei ber bhb bhd bhe bhh bhi bhr bi- bib bid bie bih bii bir brb brd bre brh bri brr dbb dbd dbe dbh dbi dbr ddb ddd dde ddh ddi ddr de- deb ded dee deh dei der dh- dhb dhd dhe dhh dhi dhr di- dib did die dih dii dir drb drd dre dri drr ebb ebd ebe ebh ebi ebr ed- edb edd ede edh edi edr eeb eed eee eer ehb ehd ehe ehh ehi ehr eib eid eie eii eir erb erd ere erh eri err h-i hbb hbd hbe hbh hbi hbr hdb hdd hde hdh hdi hdr he- heb hed hee heh hei her hhb hhd hhe hhh hhi hhr hib hid hie hih hii hir hr- hrb hrd hre hrh hri hrr i-d ibb ibd ibe ibh ibi ibr idb idd ide idh idi idr ie- ied iee iei ier ihb ihd ihe ihh ihi ihr iib iid iie iih iii iir ir- irb ird ire iri irr rbb rbd rbe rbh rbi rbr rdb rdd rde rdh rdi rdr re- reb red ree reh rei rer rh- rhb rhd rhe rhh rhi rhr rib rid rie rih rii rir rrb rrd rrh rri rrr