b-u bbb bbd bbg bbh bbo bbr bbu bby bdb bdd bdg bdh bdo bdr bdu bdy bgb bgd bgg bgh bgo bgr bgu bhb bhd bhg bhh bho bhr bhu bob bod bog boh boo bor bou boy brb brd brg brh bro brr bru bry bub bud bug buh buo bur buu buy by- byd byg byh byo byr byu dbb dbd dbg dbh dbo dbr dbu dby ddb ddd ddg ddh ddo ddr ddu ddy dgd dgg dgh dgr dgu dh- dhb dhd dhh dho dhr dhu dob dod dog doh doo dor dou doy drb drd drg dro drr dru dry dub dud dug duh duo dur duy dy- dyb dyd dyo dyr dyu dyy g-d gbd gbg gbh gbo gbr gbu gby gdb gdd gdh gdo gdr gdu ggb ggd ggg ggh ggo ggr ggu ghb ghd ghg ghh gho ghr gob god gog goh goo gor gou goy grb grd grg grh gro grr gru gry gu- gub gud gug guo gur guu guy gy- gyb gyd gyo gyr hbb hbd hbg hbh hbo hbr hbu hby hdb hdd hdg hdh hdo hdr hdu hdy hgb hgg hgh hgo hgr hgu hgy hhb hhd hhg hhh hho hhr hhu hhy hob hod hog hoh hoo hor hou hoy hr- hrb hrd hrg hrh hro hrr hru hub hud hug huh huo hur huu huy hy- hyb hyd hyg hyh hyo hyr hyy ob- obb obd obg obh obo obr obu oby odb odd odg odh odo odr odu ogd ogg ogh ogo ogy ohd ohg ohh oho ohr ohu oo- oob ood oog ooh ooo oor or- orb ord org orh oro orr oru ory ou- oud ouh ouo our oyd oyo rbb rbd rbg rbh rbo rbr rbu rdb rdd rdg rdh rdo rdr rdu rdy rgb rgd rgg rgh rgo rgr rh- rhb rhd rhg rhh rho rhr rhu rob rod rog roh roo ror rou roy rrb rrd rrg rrh rrr rru rub rud rug ruh ruo rur ruu ruy ry- ryd ryg ryo ryr ryu ryy ubb ubg ubh ubo ubr ubu uby udb udd udg udo udr udu ugb ugg ugh ugo ugr ugu uhb uhd uhh uho uhr uhu uhy uob uod uog uoo uor ur- urb urd urg uro urr uru ury uug uur uuu uyo uyu ybg ybr yby ydg ydo ydy ygo yhu yob yod yog yoo yor you yoy yrg yro yru yud yug yuh yuo yur yuu yuy yyb yyg yyu yyy