b-u bbb bbd bbg bbh bbr bbu bby bdb bdd bdg bdh bdr bdu bdy bgb bgd bgg bgh bgr bgu bhb bhd bhg bhh bhr bhu brb brd brg brh brr bru bry bub bud bug buh bur buu buy by- byd byg byh byr byu dbb dbd dbg dbh dbr dbu dby ddb ddd ddg ddh ddr ddu ddy dgd dgg dgh dgr dgu dh- dhb dhd dhh dhr dhu drb drd drg drr dru dry dub dud dug duh dur duy dy- dyb dyd dyr dyu dyy g-d gbd gbg gbh gbr gbu gby gdb gdd gdh gdr gdu ggb ggd ggg ggh ggr ggu ghb ghd ghg ghh ghr grb grd grg grh grr gru gry gu- gub gud gug gur guu guy gy- gyb gyd gyr hbb hbd hbg hbh hbr hbu hby hdb hdd hdg hdh hdr hdu hdy hgb hgg hgh hgr hgu hgy hhb hhd hhg hhh hhr hhu hhy hr- hrb hrd hrg hrh hrr hru hub hud hug huh hur huu huy hy- hyb hyd hyg hyh hyr hyy rbb rbd rbg rbh rbr rbu rdb rdd rdg rdh rdr rdu rdy rgb rgd rgg rgh rgr rh- rhb rhd rhg rhh rhr rhu rrb rrd rrg rrh rrr rru rub rud rug ruh rur ruu ruy ry- ryd ryg ryr ryu ryy ubb ubg ubh ubr ubu uby udb udd udg udr udu ugb ugg ugh ugr ugu uhb uhd uhh uhr uhu uhy ur- urb urd urg urr uru ury uug uur uuu uyu ybg ybr yby ydg ydy yhu yrg yru yud yug yuh yur yuu yuy yyb yyg yyu yyy