bbb bbi bbk bbr bby bi- bib bii bik bir biy bkb bkk bkr brb bri brk brr bry by- byi byk byr ibb ibi ibk ibr iby iib iii iir ikb iki ikk ikr ir- irb iri irk irr iry iyr iyy kbb kbi kbk kbr kib kii kik kir kkb kki kkk kkr kky kri krk krr kry kyr rbb rbi rbk rbr rib rii rik rir riy rkb rkk rky rrb rri rrk rrr ry- ryk ryr ryy ybi ybr yby yii yir yki ykk yyb yyy

bbbb bibb bibi birb biri birk birr biry bkry brik brkb brrr bry- bryk byik byki byrk i-by ibri ibyi iiii ikki ikky ikri irby iri- iriy irki irri kbbb kbbi kbbk kbbr kbib kbik kbiy kbkb kbkk kbkr kbky kbrb kbri kbrk kbry kbyb kbyi kbyr kibb kibi kibr kiby kiii kiik kiki kikk kikr kirb kiri kirk kirr kiyi kiyk kkbb kkbi kkbr kkik kkkk kkrb kkrk kkrr kkyy krbb krbi krbk krbr krib krik krki krkk krkr krky krrb krri krrk krrr krry kryk kryy kybb kybi kybr kyby kykk kykr kyky kyrk kyyi kyyk kyyy rbbb rbbr rib- riby riki rikk riri rrrr ryki ybry yirb yirk yirr yyyy

b-r-k bibby bibri bikky brrrr by-by bybib ibrik iiiii iriki iyiyi ki-yi kibbi kibi- kiiki kikki kirby kirki kirky kribi kryry kyrii ribbi ribby rikki rybi rybki rybky yibir

bbbbbb bibiri bibrik bikkyr biribi bribir bribri kikiki kikkik kiriri kirkby

bbbbbbb iririki kri-kri kyrykyy

bbbbbbbb i-ii-iii

bbbbbbbbbbbbbbb