b-u bbb bbd bbk bbr bbu bdb bdd bdk bdr bdu bkb bkk bkr brb brd brk brr bru bub bud buk bur buu dbb dbd dbk dbr dbu ddb ddd ddk ddr ddu dkb dkk dkr dku drb drd drk drr dru dub dud duk dur kbb kbd kbk kbr kbu kdb kdk kdr kdu kkb kkk kkr kku krd krk krr kru kub kud kuk kur kuu rbb rbd rbk rbr rbu rdb rdd rdr rdu rkb rkk rku rrb rrd rrk rrr rru rub rud ruk rur ruu ubb ubk ubr ubu udb udd udk udr udu ukb ukk ukr uku ur- urb urd urk urr uru uur uuu

bbbb bbdd bd-r brkb brrr brud bubb bubu budb budd budu bukk buku bur- burb burd burk burr buru dddd ddub drub druk druu dub- dubb dubu dudd dudu duku durk duru duur kbbb kbbd kbbk kbbr kbbu kbdb kbdr kbkb kbkk kbkr kbrb kbrd kbrk kbru kbub kbud kbuk kbur kbuu kdbb kdbr kddb kddd kddk kddr kdkb kdkd kdkk kdkr kdrb kdub kdur kkbb kkbd kkbr kkdd kkkk kkrb kkrk kkrr kkuu krbb krbd krbk krbr krdd krdr krdu krkd krkk krkr krku krrb krrk krrr kruk krur kubb kubd kubr kubu kudd kudu kukk kuku kurb kurd kurk kurr kuru kuub kuuk kuur kuuu rbbb rbbr rrrr rubb rubu rudd rukk ruku rurd ruru ruud ubud uduk ukur urdu uruk urur uuuu

b-r-k brrrr brud- buddu budur bukk- burru burud buruk ddddd ddruk du-ku duduk dukku k-b-d kudur kukur kurbu kurku kurud kuruk rudkk u-dub urduk urubu uuuuu

bbbbbb brubru bububu bukkur bukuru burbur burdur buruku dubdub kuduru kukurd kururu rudrur udburu udukku

bbbbbbb duk-duk kudurru

bbbbbbbb buruburu kukukuku kukuruku kuruburu kurukuru

ddddddddd

kukkurukuu

bbbbbbbbbbbbbbb