bbbb bbbs bbci bblb bbls bcbc bcbs bccc bcci bccl bccs bcis bcsc bcsl bcss bibb bibi bibl bibs bicc bici bics biis bili bill bils bily bis- bisc bisl biss bisy biys blic blis blls blss bly- blys bsci bscs bsic bslc bssc byil bysb bysi bysl byss bysy cbbc cbbs cbcc cbcl cbcs cblb cblc cbsc cbsi ccbc cccb cccc ccci cccl cccs ccic ccii ccil ccis cclc ccli ccls ccsi ccsl ccss cibc cibi cicc cici cics ciii ciis cili cill cils cis- cisc cisl ciss cisy clib clic clii clis clsc cly- cscb cscc csci cscl cscs csib csis csys cybb cybc cybi cyc- cycb cycc cycl cycs cyl- cylc cyll cyls cyy- cyyc i-by ibcs ibis ibly ibss ibyi icbc icbs iccb iccc icci iccl iccs icis icll icsb icsc icsi icss iiii iiis iisc iisi ilbc ilic ilis ill- illi ills illy isbl iscc isci iscs isic isil isis isls isly issc issi isss issy isyl isys lbcc lbsc lcbc lccc lccs lcis lcls lcsc libc libs lics liii liis lilb lili lill lils lily lisi liss lisy liyl llbs llcc llcs lllc llll lscb lscs lyc- lyly lys- lysi lysl lyss s-ib s-ic s-ii sbbs sbcc sbcs sbic sbsi scbi sccc sccl sccs sccy sci- scic scil scis scl- sclc scls scsc scsi scsl sibc sibi sibs siby sicc sici sics sil- silc sili sill sils sisc sisi siss sisy siyi sl-i slcc slib slic slsc slys ssby sscc ssci sscs ssis sslc sssb sssc sssi ssss syis syl- syli syll syls syss ybbs yccc ycsb yili yill yiss ylli ylls ysby ysii ysyb yyyy