bbbb bbbs bbdd bbdo bblb bbls bbrc bbwc bbwr bbws bcbc bcbs bccc bccl bccs bcds bcor bcos bcrs bcsc bcsl bcss bd-r bdbc bddc bdls bdos bdsd bldc bldr blkb blkd blls blob bloc blod blok bloo blow blrc blss blw- bobb bobo bobs bobw bock boco bocs bodb bodo bods boko boks bold bolk boll bolo bols boob booc bood book bool boor boos boow bor- bord bork boro borr bors borw bosc bosk boso boss bowd bowk bowl bowr bows brcb brcw brdo brds brkb brls brob broc brod brok brol broo bror bros brow brrr brrs brsb brsr bsbd bscs bsdl bsdw bslc bsod bsos bsrd bssc bssd bwoc c-bo c-cd cbbc cbbs cbcc cbcl cbcr cbcs cbdb cbdc cbdo cbds cbkl cbko cbkr cblb cblc cbol cbrd cbrl cbsc cbwd ccbc cccb cccc cccl cccs ccdc ccdr ccds cckw cclc ccls ccob ccoc ccod ccow ccrc ccrl ccrs ccsd ccsl ccss cd-r cdcs cddb cddl cddr cdls cdos cdrs cdss ckbc ckck ckcl ckco ckcs ckcw ckdo cklw ckob ckoc ckoo ckor ckos ckrc ckrd ckrw cksb cksl ckso cksw ckwd ckwr ckws ckww clcd cldc cldr clob clod clok cloo clor clos clow clrd clro clrs clsc cobb cobo cobs cock coco codd codl cods cok- coko col- colb cold colk coll colo cols coob cood cook cool coos cor- corb corc cord cork corl coro corr cors cosc cosl coso coss cowd cowl cows crbc crcc crcr crdc crkc crkl crls crob croc crod crok crol croo cror crow crss crwd cscb cscc cscd cscl csco cscr cscs csdb csdr csks csld cslr csob csor csos csrc csrd csrs cssd cssr cswk csws cwbl cwos cwrw d-bo dbcc dbcs dbls dbos dbrs dbss dcbc dccb dccc dccl dccs dcdb dcds dcls dcos dcrk dcsc dcss dddd ddlc ddoc ddrc ddss dkdc dlbd dlco dlcs dlos dlow dlrs dlwc dlwr dobb dobl dobs dock doco docs dod- dodd dodo dods doko dold dolk doll dolo dols doob dood dook dool door doos dorc dord dork doro dorr dors dosk doso doss dowb dowd dowk dowl dowr dows drbc drkw drob drod drol drow drrs dsbc dscc dscr dscs dsdr dsls dsos dsrc dsrr dssc dwbl dwbr dwcl dwcw dwdd dwdl dwkc dwkl dwlc dwll dwls dwlw dwok dwor dwrd dwrk dwrl dwrw dwsk dwsl dwsr dwww k-lo k-os kbbb kbbc kbbd kbbk kbbl kbbo kbbr kbbs kbbw kbcb kbck kbcl kbco kbcr kbcs kbcw kbdb kbdl kbdo kbdr kbds kbkb kbkk kbkl kbko kbkr kbkw kblb kbld kbll kblo kblr kbls kbob kboc kbod kbok kboo kbos kbow kbrb kbrc kbrd kbrk kbrl kbro kbrw kbsb kbsk kbso kbsr kbss kbsw kbwb kbwc kbwd kbww kcbc kcbd kcbk kcbl kcbr kcbs kcbw kccb kccc kccd kcck kccl kccr kcdc kcdd kcdr kcds kckc kckk kckl kcko kckr kclc kclk kcll kclr kcls kclw kcob kcol kcor kcos kcow kcrc kcro kcrr kcrs kcrw kcsb kcsc kcsd kcsr kcss kcwb kcwc kcwd kcwk kcwl kcwr kdbb kdbl kdbr kdbs kdcc kdcd kdco kdcr kddb kddc kddd kddk kddl kddr kdkb kdkd kdkk kdko kdkr kdlb kdlc kdld kdll kdlo kdlr kdls kdlw kdoc kdok kdow kdrb kdrl kdro kdrs kdrw kdsc kdsd kdsk kdsl kdsr kdss kdwd kkbb kkbd kkbl kkbo kkbr kkbs kkcb kkcd kkck kkcl kkco kkcr kkcs kkcw kkdc kkdd kkdl kkdo kkkk kklb kklc kkld kkll kklo kkls kkob kkol kkoo kkor kkow kkrb kkrc kkrk kkrl kkro kkrr kkrs kksd kksr kkss kksw kkwb kkwd kkwk kkws klbb klbc klbd klbl klbs klbw klcb klcc klcd klck klcl klcr klcs klcw kldc kldd kldr klds klkc klkk klkl klko klkr klks kllb kllc kllk klls klob kloc klok klol kloo klor klos klow klrc klrd klrk klrr klrs klsc klsd klsr klsw klwb klwl klwo klws kobb kobc kobk kobo kobr kobs kocb kocd kock kocs kocw kodk kodl kodo kods kokb kokc kokk koko kokr koks kolb kolc kold kolk koll kolo kolr kols kolw koob kooc kook kool kooo koor koos korb korc kord kork korl koro korr kors kos- kosb kosc kosd koso kosr koss kowb kowd kowl kowr krbb krbd krbk krbl krbr krbw krcb krcc krcd krcl krco krcs krcw krdc krdd krdo krdr krds krkc krkd krkk krko krkr krks krkw krlc krld krlw krob kroc krod krok krol kroo kror kros krow krrb krrc krrk krrl krro krrr krrs krrw krsc krsd krsk krsl krsr krss krsw krwb krwc krwk krwl krwr ksbc ksbl ksbr ksbs ksbw kscb ksck kscl ksco kscr kscs ksdc ksdk ksdl ksdr ksds ksdw kskb kskd kskk ksko kskr ksks kslb kslc ksld kslk ksll kslo kslr ksob ksoc ksok ksol ksoo ksor ksos ksow ksrb ksro ksrr ksrs ksrw kssl ksso kssr ksss kswb kswc kswd kswo ksws ksww kwbc kwbw kwcd kwck kwcr kwdc kwdd kwdk kwdr kwdw kwkb kwkc kwkk kwkr kwkw kwlc kwld kwlk kwls kwoc kwod kwok kwol kwor kwos kwow kwrb kwrd kwrk kwrl kwro kwrr kwrs kwrw kwsc kwsd kwsk kwsl kwso kwss kwsw kwwk kwwl kwwr kwws lbcc lbds lblr lbos lbrs lbsc lcbc lccc lccs lcdd lcdr lcds lcls lcor lcrd lcrl lcrs lcsc lcsd lcsr ldls ldos ldrs lkrs llbs llcc llcs lldb lldc llds llks lllc llll lloc llod lloo lob- lobb lobo lobs locc lock loco locs lods lokk loko lold loll lolo lols loob looc lood look lool loor loos lord lork loro lors losc loso loss lowb lowd lowk lowl lowr lows loww lrcs lrdd lrds lroc lrrc lrrr ls-r lscb lsco lscs lsds lsrc lsso lssr lwoo lwow obbo obkb obls obok obol obor obos obro obsd obsr obss ocbc occc ocds ocks oclc ocos ocrl ocro ocrr ocrs ocsw odbo oddd odds odoo odor odos odrl odso okko oklo okok okol okor okro okso olbo olcc oldb olds oldw ollo olor olos oocr oold oolo oooo ooos oord orbb orbo orbs orco orcs ordo ords orko orlo oro- orok oror oros orro