bbb bbd bbh bbi bbr bbs bby bdb bdd bdh bdi bdr bds bdy bhb bhd bhh bhi bhr bhs bi- bib bid bih bii bir bis biy brb brd brh bri brr brs bry bsb bsd bsh bsi bsr bss bsy by- byd byh byi byr bys dbb dbd dbh dbi dbr dbs dby ddb ddd ddh ddi ddr dds ddy dh- dhb dhd dhh dhi dhr dhs di- dib did dih dii dir dis diy drb drd dri drr drs dry dsb dsd dsh dsi dsr dss dsy dy- dyb dyd dyr dys dyy h-i hbb hbd hbh hbi hbr hbs hby hdb hdd hdh hdi hdr hds hdy hhb hhd hhh hhi hhr hhs hhy hib hid hih hii hir his hr- hrb hrd hrh hri hrr hrs hsb hsd hsh hsi hsr hss hsy hy- hyb hyd hyh hyi hyr hys hyy i-d ibb ibd ibh ibi ibr ibs iby idb idd idh idi idr ids idy ihb ihd ihh ihi ihr ihs ihy iib iid iih iii iir iis ir- irb ird iri irr irs iry is- isb isd ish isi isr iss isy iyr iys iyy rbb rbd rbh rbi rbr rbs rdb rdd rdh rdi rdr rds rdy rh- rhb rhd rhh rhi rhr rhs rib rid rih rii rir ris riy rrb rrd rrh rri rrr rrs rsb rsd rsh rsi rsr rss ry- ryd ryr rys ryy sbb sbd sbh sbi sbr sbs sby sdb sdd sdh sdi sdr sds sdy sh- shb shd shh shi shr shs shy sib sid sih sii sir sis sr- srb srd srh sri srr srs sry ss- ssb ssd ssh ssi ssr sss sy- syb syd syh syi syr sys ybi ybr ybs yby yds ydy yhi yhs yid yih yii yir yis yrs ysb ysi ysr yss ysy yyb yys yyy