bbbb bbbs bbci bbdd bbdo bbrc bbwc bbwr bbws bcbc bcbs bccc bcci bccs bcds bcis bcor bcos bcrs bcsc bcss bd-r bdbc bddc bdii bdos bdsd bibb bibi bibo bibs bicc bici bico bics bidi bido bidr bids biis bio- bioc bioi bios birb bird biri biro birr birs bis- bisc bisd biso biss biw- bobb bobi bobo bobs bobw boco bocs bodb bodi bodo bods boi- boid boii bois boob booc bood boor boos boow bor- bord bori boro borr bors borw bosc bosi boso boss bowd bowi bowr bows brcb brcw brdo brds bric brid brio bris brob broc brod broo bror bros brow brrr brrs brsb brsr bsbd bsci bscs bsdw bsic bsod bsos bsrd bssc bssd bwoc c-bo c-cd cbbc cbbs cbcc cbcr cbcs cbdb cbdc cbdi cbdo cbds cbid cbir cbrd cbsc cbsi cbwd ccbc cccb cccc ccci cccs ccdc ccdi ccdr ccds ccic ccid ccii ccir ccis cciw ccob ccoc ccod ccow ccrc ccri ccrs ccsd ccsi ccss cd-r cdcs cddb cddr cdic cdii cdio cdis cdos cdrs cdss cibc cibi cibo cicc cici cico cicr cics cidc cidi cidr cids ciid ciii ciis ciob cior cios cirb circ ciri ciro cirr cirs cis- cisc cisd cisr ciss ciws ciww cobb cobi cobo cobs coco codd codi cods coir cois coob cood coos cor- corb corc cord cori coro corr cors cosc cosi coso coss cowd cows crbc crcc crcr crdc crib cric cris crob croc crod croo cror crow crss crwd cscb cscc cscd csci csco cscr cscs csdb csdr csib csid csio csir csis csob csor csos csrc csrd csrs cssd cssr csws cwis cwos cwrw d-bo dbcc dbcs dbos dbrs dbss dcbc dccb dccc dcci dccs dcdb dcds dcii dcio dcis dcos dcsc dcss dddd ddoc ddrc ddss dibb dibo dibs dici dico didi dido dids diii diis dioc dior dios dird dirr dirs dis- disc disd disi diso diss dobb dobi dobs doci doco docs dod- dodd dodi dodo dods doid dois doob dood door doos dorc dord dori doro dorr dors dosi doso doss dowb dowd dowr dows drbc drib dric drob drod drow drrs dsbc dscc dscr dscs dsdr dsos dsrc dsri dsrr dssc dssi dwbr dwcw dwdd dwi- dwic dwid dwis dwor dwrd dwrw dwsr dwww ibcs ibdo ibid ibis ibos ibrc ibrd ibri ibro ibss ibwc icbc icbd icbs iccb iccc icci icco iccr iccs icdc icdd icis icoc icod icor icos icrc icrr icrs icrw icsb icsc icsd icsi icsr icss icws idcr iddo idic idid idio idir idis idoc idos idrc idro idsc idso idss iicd iiii iiio iiis iioi iioo iios iirc iirs iisc iisd iisi iisr iiwi iobi ioci iod- iodd iodo ioii ioio iooi iooo ioos iori iors ioso ircc ircd ircs irdc irdo irds iri- iric irid irio iris irob iroc irod irrc irri irrs isbd iscc iscd isci isco iscr iscs isdb isdc isds isic isis iso- isoc isor isos isri issc issi isso issr isss iswc iwcc iwis iwiw obbo obid obis oboi obor obos obri obro obsd obsr obss ocbc occc occi ocds ocis ocos ocro ocrr ocrs ocsw odbo odci oddd oddi odds odic odio odir odis odoo odor odos odso oici oido oids oiii oios oisc oisd oobi oocr oodi ooid oooo ooos oord oosi orbb orbi orbo orbs orci orco orcs ordo ords ori- oric orid orio oris oro- oror oros orri orro orrs orsi orso orwo oscc osci osco osdi osii osis osoi osoo osor osos osow osrd osro ossb ossd ossi osso owir owow rbbb rbbr rbbs rbds rbis rbsd rbss rcbc rcbo rccb rccc rccs rcdc rcds rcic rcid rcis rcos rcrd rcsc rcsd rcsi rcss rdio rdoc rdos rdso rib- ribo ribs ricc rico rics ridc ridd ridi rido rids riis rios riri rirs risc risd risi riso riss riwo rob- robb robi robo robs rocc roco rocs rodd rodi rodo rods rodw roid roio roir rois roob rood rooi roor roos rorc rori roro rosc rosi roso ross rowb rowd rowi rowr rows roww rrrr rsbi rscc rscs rsdd rsds rsid rsis rsos rwcs rwdi s-ib s-ic s-ii s-os sbbs sbcc sbcs sbds sbic sbor sbsd sbsi sbwr scbi sccc sccs scdc scds sci- scic scid scio scir scis scob scoo scor scow scr- scrc scri scrs scsc scsd scsi scso scsr sdcc sdco sddc sdds sdib sdic sdio sdrc sdrs sdsc sdss sibc sibi sibo sibs sicc sici sico sics sidd sidi sido sidr sids siod sior sios sirc siri siro sirr sirs sisc sisd sisi siss siwi sobo sobr sobs soci soco socr socs sodd sodo sods soic soir sois sood soor soos sorb sord sori soro sorr sors sosi soso soss sowd sowi sowr sows srbc srcc srib sris sros srsd ssbr sscc ssci sscs ssdc ssdd ssid ssis ssoc ssrc ssri ssrs sssb sssc sssi ssss ssws swbc swbd swbs swbw swcc swic swir swis swob swod swoo swor swow swsd swss wbbb wbbd wbbi wbbo wbbr wbbs wbbw wbcb wbci wbco wbcr wbcw wbdc wbdr wbib wbic wbio wbis wbiw wbob wboc wboi wbor wbos wbow wbrb wbrc wbrd wbri wbrr wbrs wbrw wbsb wbsc wbsd wbsr wbss wbsw wbwb wbwc wbwi wbwo wcbc wcbd wcbr wcbs wcbw wccb wccc wccd wcci wcco wccr wccs wccw wcdb wcdc wcdd wcdo wcds wcdw wcib wcic wcid wcii wcir wcis wcob wcoc wcoo wcor wcos wcrb wcrc wcri wcro wcrr wcrs wcrw wcsb wcsc wcsd wcsi wcso wcsr wcss wcsw wcwb wcwc wcwi wdbc wdbd wdbo wdbr wdbs wdcb wdcc wdcd wdco wdcr wdcw wddc wddd wddo wddw wdic wdis wdoc wdod wdor wdos wdow wdrb wdrc wdrr wdsc wdsd wdso wdsr wdwd wdwr wdws wibb wibc wibi wibr wibs wibw wicb wicc wicd wici wico wicr wics widi widr wids widw wiii wiis wiob wioc wiod wioi wioo wios wirb wird wiri wiro wirr wisc wisd wiso wisr wiss wisw wiwi wobb wobc wobo wocb wocc woco wocr wocs wodb wodc wodd wodi wods