b-u bbb bbi bbr bbu bby bi- bib bii bir biu biy brb bri brr bru bry bub bui bur buu buy by- byi byr byu ibb ibi ibr ibu iby iib iii iir iiu ir- irb iri irr iru iry iu- iub iui iur iyr iyy rbb rbi rbr rbu rib rii rir riy rrb rri rrr rru rub rui rur ruu ruy ry- ryr ryu ryy ubb ubi ubr ubu uby uib uii uir uiu ur- urb uri urr uru ury uur uuu uyi uyu ybi ybr yby yii yir yru yui yur yuu yuy yyb yyu yyy

bbbb bibb bibi birb biri birr biru biry brrr bry- bubb bubi bubu buir buiu bur- burb buri burr buru bury buyi buyu i-by ibri ibuy ibyi iiii irby iri- iriy irri iuiu rbbb rbbr rib- ribu riby riri rrrr rubb rubi rubu ruby ruri ruru ruyi ubbi ubii ubir uirr urbi urib uriu urri urry urur uuri uuuu uyir ybry yirb yirr yubu yuri yury yuyu yyyy

bibby bibri birur biryu brrrr bruiu bruri bubby bubry burri burru burry by-by bybib ibbur iiiii iyiyi ribbi ribby rubbi rubby ruiru rybi ryuir ubirr urubu ururi uryu uryuu uuuuu yibir yu-ri

bbbbbb bibiri bibiru bibury biribi bribir bribri brubru bububu burbur bururi

bbbbbbb uriburu

bbbbbbbb buruburu i-ii-iii yuruyuri

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