bbbb bbin bblb bibb bibi bibl biin bili bill bily bin- bini binn biny birb biri birl birn birr biry blin blir blni bly- blyn bnib bnin bnrr bril brin brrr bry- bryn byil byrn i-by ibly ibri ibyi iiii ilin ilir ill- illi illy ilni inby inly inni innr inny inri irby iri- iril irin iriy irlb irri iryn lblr libr liii liin liir lilb lili lill lily linn liny liri lirl lirn lirr liry liyl llll llyn llyr lrrr lrry lyin lyly lynn lyyn n-ii nibi niir nili nill nini ninl niyi nlrb nnnn nrlb nrrl nyll nyny nyrb rbbb rbbr rib- riby riin rill rily rinn riny riri rlin rnbr rnin rnli rrrr rynn ybnl ybry yili yill yirb yirn yirr ylli yrin yrly yryn yyyy