-ose bbbb bbbs bbci bbeb bcbc bcbs bccc bcci bccs bcec bces bcie bcis bcos bcsc bcss bebb bebe bebi bebo beci becs beeb bees beic beis beo- beos bes- bese beso bess bibb bibe bibi bibo bibs bicc bice bici bico bics bieb bies biis bio- bioc bioi bios bis- bisc bise biso biss bobb bobe bobi bobo bobs boce boco bocs boec boee boeo boes boi- boie boii bois boob booc booe boos bosc bose bosi boso boss bsci bscs bseb bsec bsee bses bsic bsos bssc bsse c-bo cbbc cbbs cbcc cbce cbcs cbec cbee cbsc cbse cbsi ccbc cccb cccc ccci cccs ccee ccic ccii ccis ccob ccoc ccsi ccss cebs cec- cece ceci ceco cecs ceeb ceec cees ceos cesc cese cesi cess cibc cibe cibi cibo cicc cici cico cics ciee cies ciii ciis ciob cios cis- cisc cise ciss cobb cobe cobi cobo cobs coce coco coes cois coob coos cosc cose cosi coso coss cscb cscc csce csci csco cscs csec csee csib csio csis csob csos csse ebbc ebbo ebbs ebcc ebes ebic ebis eboe eboo ebos ecbc ecbe eccb eccc ecce ecci ecco eces ecib ecis eco- ecos ecsc ecse ecss eecs eeee eees eeoc eese eesi eico eics eiec eiei eies eise eiso eiss eoes eois esbo esbs escb esce esci esco escs esee eseo eses esie esis eso- esos esse essi esso i-be ibcs ibec ibes ibie ibis ibos ibss icbc icbs iccb iccc icci icco iccs icec icee ices icis icoc icos icsb icsc icse icsi icss iecc ieie ieio iesc iesi ieso iies iiie iiii iiio iiis iioi iioo iios iisc iisi iobi ioci ioee ioii ioio iooi iooo ioos ioso isbe iscc isci isco iscs iseb isec isee iseo ises isic isie isis iso- isoc isos issc isse issi isso isss o-eo obbo obec obes obie obis oboe oboi obos obss ocbc occc occi oce ocee ocis ocos oec- oecc oeec oese oici oies oiii oios oisc oise oobe oobi ooes oooo ooos oose oosi osbe oscc osce osci osco osec osee osei oses osie osii osis osoi osoo osos ossb osse ossi osso s-ib s-ic s-ii s-os sbbs sbcc sbcs sbic sbse sbsi scbi sccc scce sccs scec scee sci- scic scie scio scis scob scoo scsc scsi scso se-c se-e se-i se-o se-s sebe sebi sebo sebs sec- secc sece seco secs seeb seec sees seie seii seis seoc seoi sesc sese sesi seso sess sibc sibe sibi sibo sibs sicc sice sici sico sics siec sies sioe sios sisc sise sisi siss sobe sobo sobs soce soci soco socs soec soeo soes soic soie sois soos sose sosi soso soss sscc ssce ssci sscs ssec ssee sses ssis ssoc sssb sssc sssi ssss