bbb bbd bbh bbi bbr bbs bdb bdd bdh bdi bdr bds bhb bhd bhh bhi bhr bhs bi- bib bid bih bii bir bis brb brd brh bri brr brs bsb bsd bsh bsi bsr bss dbb dbd dbh dbi dbr dbs ddb ddd ddh ddi ddr dds dh- dhb dhd dhh dhi dhr dhs di- dib did dih dii dir dis drb drd dri drr drs dsb dsd dsh dsi dsr dss h-i hbb hbd hbh hbi hbr hbs hdb hdd hdh hdi hdr hds hhb hhd hhh hhi hhr hhs hib hid hih hii hir his hr- hrb hrd hrh hri hrr hrs hsb hsd hsh hsi hsr hss i-d ibb ibd ibh ibi ibr ibs idb idd idh idi idr ids ihb ihd ihh ihi ihr ihs iib iid iih iii iir iis ir- irb ird iri irr irs is- isb isd ish isi isr iss rbb rbd rbh rbi rbr rbs rdb rdd rdh rdi rdr rds rh- rhb rhd rhh rhi rhr rhs rib rid rih rii rir ris rrb rrd rrh rri rrr rrs rsb rsd rsh rsi rsr rss sbb sbd sbh sbi sbr sbs sdb sdd sdh sdi sdr sds sh- shb shd shh shi shr shs sib sid sih sii sir sis sr- srb srd srh sri srr srs ss- ssb ssd ssh ssi ssr sss