b-u bbb bbr bbt bbu bby brb brr brt bru bry btb btr btt btu bty bub bur but buu buy by- byr byt byu rbb rbr rbt rbu rrb rrr rrt rru rtb rtr rtt rtu rty rub rur rut ruu ruy ry- ryr ryu ryy tbb tbr tbt tbu trb trr trt tru try ttb ttr ttt ttu tty tub tur tut tuu tuy tyr tyt ubb ubr ubt ubu uby ur- urb urr urt uru ury utb utr utt utu uty uur uut uuu uyu ybr yby yrt yru ytr ytt ytu yur yut yuu yuy yyb yyt yyu yyy

bbbb brrr brut bry- btrt btry bttb bubb bubu bur- burb burr burt buru bury but- butt buty buyu byrt rbbb rbbr rrrr rubb rubu ruby ruru rutt rutu ruty rytt ryyt tbrb trtr trub trut truu try- tryb ttbb tttt tubb tubr tubu turb turr turt turu tury tutt tutu tuty tyr- tyrr tytt tyty urry urur urut utby uttu uuuu ybry yubu yurt yury yutu yuty yuyu yyyy

brrrr bryt- btr-t bubby bubry burru burry burtt burut buryt butty butut butyr by-by bytr- rubby rutty ruutu ryyty tbtbt tbutt trubu truby truyt ttttt tubby turbt turtu turut tutty tuuru urubu urutu uryu uryuu uttur uturu uuuuu yurty

bbbbbb brubru bububu burbur burutu butyr- rubutu rurutu trytry turtur tururu turytt tuttut

bbbbbbb tut-tut tutbury

bbbbbbbb buruburu

bbbbbbbbbbbbbbb