bbbb bbbs bbdd bbdo bbrc bcbc bcbs bccc bccs bcds bcor bcos bcrs bcsc bcsn bcss bctc bcts bd-r bdbc bddc bdos bdsd bnoc bnor bnrr bnss bobb bobo bobs boco bocs bodb bodo bods bonc bond bonn bono bons bont boob booc bood boon boor boos boot bor- bord born boro borr bors bort bosc bosn boso boss bost botb botd botn boto bots bott brcb brdo brds brdt brno brns brob broc brod bron broo bror bros brot brrr brrs brsb brsr brst brtc bsbd bscs bsnd bsns bsod bson bsos bsrd bssc bssd bsts btcc btcs btdt btob btor btrc btrt btss bttb c-bo c-cd cbbc cbbs cbcc cbcn cbcr cbcs cbct cbdb cbdc cbdn cbdo cbds cbnd cbot cbrd cbrn cbrt cbsc cbsn cbtc ccbc ccbn cccb cccc cccs ccdc ccdn ccdr ccds ccnb ccnc ccnr ccns ccob ccoc ccod ccrc ccrs ccrt ccsd ccsn ccss ccst cctb cctc cctt cd-r cdcs cddb cddr cdnb cdnc cdon cdos cdot cdrs cdss cnbc cnco cndd cnrc cnrr cnrt cnss cntc cntr cobb cobo cobs coco coct codd cods con- conc cond conn cono cons cont coob cood coon coos coot cor- corb corc cord corn coro corr cors cort cosc coso coss cost cotb cotc cotn coto cots cott crbc crcc crcr crdc crns crob croc crod cron croo cror crot crrt crss crst crtc crts cscb cscc cscd csco cscr cscs csdb csdn csdr csob csor csos csot csrc csrd csrs cssd cssr cstc cstd csto cstr csts ctbs ctns ctor ctos ctot ctrc ctrn ctrs ctsc ctsn ctss cttn ctts d-bo dbcc dbcs dbos dbrn dbrs dbss dbtt dcbc dccb dccc dccs dcct dcdb dcds dcns dcon dcos dcsc dcss dctc dcts dddd ddoc ddot ddrc ddss ddts dncs dnoc dnrc dnsc dntt dobb dobs doco docs doct dod- dodd dodo dods donc dond donn dono donr dons dont doob dood doon door doos doot dorc dord dorn doro dorr dors dort doso doss dost dotd doto dots dott drbc drno drob drod dron drot drrs dsbc dscc dscn dscr dscs dsdr dsos dsrc dsrr dssc dssn dsst dstc dstn dsto dsts dtcc dtnb dtor dtot dtss nbbc nbbo nbcc nbco nbcs ncbc ncbs nccc nccn nccr nccs ncct ncdc ncdn ncdr ncds ncnc ncnd ncoc ncor ncos ncrc ncsc ncss ncst nctc nctr ndcc ndcs nddb nddo ndnt ndoc ndor ndos ndrc ndss ndtc nndb nnnn nnos nnot nnss nntn nobc nobo nobs noco nocs noct nodo nods non- nonn nono nons nont noo- noob noon nooo noor noos noot nor- norb norc nord norn noro norr nors nort nos- noss nost not- noto nots nott nrcs nrdc nrds nroc nron nrrc nrrd nrsc nrts nsbo nscc nscd nscs nsds nsdt nsnr nsos nsrc nsrd nssb nssc nsso nssr nsss nstc nstd nsts ntbc ntcc ntds ntnd ntrc ntsb ntsc ntss ntto nttr obbo obdt obon obor obos obot obro obsd obsn obsr obss obst obtd obts ocbc occc occn occt ocds ocon ocos ocro ocrr ocrs oct- octo octs odbo oddd odds odnb odon odoo odor odos odot odso odts onc- oncd onco onct ondo onno onod onon onor onos onsc onso onst ont- ontc onto oocr oons oont oooo ooos oord oort oost ootb oots orbb orbo orbs orco orcs ordn ordo ords ornc orno orns oro- oron oror oros orot orro orrs orso ortc orto orts oscc osco osno osnr osoo osor osos osrd osro ossb ossd osso ostc ostr osts otbd otbs otcd oto- oton otoo otor otos otro otrs otso otto otts rbbb rbbr rbbs rbds rbsd rbss rbst rcbc rcbo rccb rccc rccs rcdc rcds rcnr rcon rcos rcrd rcsc rcsd rcss rctc rcts rdoc rdos rdso rnbr rnco rncs rndc rnds rnnt rnod rnot rntd rob- robb robo robs robt rocc roco rocs rodd rodo rods ronc rond rono rons ront roob rood roon roor roos root rorc roro rort rosc roso ross rost rotc rotn roto rotr rots rott rrrr rscc rscn rscs rsdd rsds rsnn rsno rsnr rsos rsts rtcc rtdt rtnd rtns rtss rtts s-os sbbs sbcc sbcs sbct sbds sbor sbot sbsd sbst sbtc sbtn sccc sccs scct scdc scds scnd scnr scnt scob scon scoo scor scot scr- scrc scrn scrs scsc scsd scsn scso scsr scst sctc sctd sctn scto sctr scts sdcc sdco sddc sdds sdot sdrc sdrs sdsc sdss sncc snco snns snob snoc snod snoo snor snos snot snrs snsd sntr sobo sobr sobs sobt soco socr socs sodd sodo sods son- sond sono sons sont sood soon soor soos soot sorb sord sorn soro sorr sors sort soso soss sost sotc sotn soto sots srbc srcc srct srnn srno sros srsd srtr ssbn ssbr sscc sscs ssdc ssdd ssns ssoc ssot ssrc ssrs sssb sssc ssss sstb sstc sstd ssts stbc stbd stbs stcc stcs stds stnd stnn stnr stns stob stod ston stoo stor stos stot strc strd strn stro strs stss sttc sttd sttr tbbs tbcb tbcc tbcd tbrb tbst tcbs tccc tcdd tcnn tcon tcos tctc tcts tddb tdor tdss tnbc tncc tndd tnts tobo tobs tobt toco todd todo tods todt tonb tonn tono tons tood toon toor toos toot torc tord torn toro torr tors tort tosb tosc toso toss tost totc totd toto totr tots tott trcc trno troc trod tron troo tros trot trsd trst trtc trtr tsbc tsbd tscc tsdb tsob tsos tssr tsst tstc tsts ttbb ttcn tton ttss tttt