bbbb bbci bbin bbrc bcbc bccc bcci bibb bibi bicc bici biin bin- binc bini binn biny birb biri birn birr biry bnib bnin bnrr brcb bric brin brrr bry- bryn bync byrn cbbc cbcc cbcn cbcr cbir cbrn cbry ccbc ccbn cccb cccc ccci ccic ccii ccir ccnb ccnc ccni ccnr ccny ccrc ccri cibc cibi cicc cici cicr ciii cin- cinc cini cirb circ ciri cirr cnbc cnci cnib cnic cnrc cnrr crbc crcc crcr crib cric crin cry- cryb cryn cybb cybc cybi cyc- cycb cycc cyn- cyy- cyyc cyyn i-by ibrc ibri ibyi icbc iccb iccc icci iccn iccr icnb icnc icrc icrr icry iiii iirc inby incb inci incr incy inni innr inny inri irby ircc iri- iric irin iriy irrc irri iryn n-ii nbbc nbcc nbci nbic ncbc ncbi nccc ncci nccn nccr ncnc ncrc ncri nibi nicc nici nicy niir nini niyi nnnn nric nrrc nycc nycy nyny nyrb rbbb rbbr rcbc rccb rccc rcic rcnr rcyc rib- riby ricc riin rinn riny riri rnbr rnin rrrr rynn ybry yccc yirb yirn yirr yrin yryn yyyy