bbbb bbbs bbdd bbdo bblb bbls bd-r bdls bdos bdsd blbt bldr blls blob blod bloo blot blss blst blts bobb bobo bobs bodb bodo bods bold boll bolo bols bolt boob bood bool boor boos boot bor- bord boro borr bors bort boso boss bost botb botd boto bots bott brdo brds brdt brls brob brod brol broo bror bros brot brrr brrs brsb brsr brst bsbd bsdl bsod bsos bsrd bssd bsts btdt btob btor btrt btss bttb d-bo dbls dbos dbrs dbss dbtt dddd ddot ddss ddts dlbd dlos dlrs dlst dobb dobl dobs dod- dodd dodo dods dold doll dolo dols dolt doob dood dool door doos doot dord doro dorr dors dort doso doss dost dotd doto dots dott drob drod drol drot drrs dsdr dsls dsos dsrr dsst dsto dsts dtor dtot dtrl dtss lbds lblr lbos lbrs lbrt ldls ldos ldrs llbs lldb llds llll llod lloo lob- lobb lobo lobs lods lold loll lolo lols loob lood lool loor loos loot lord loro lors loso loss lost lotd lotl loto lotr lots lott lrdd lrds lrrr lrst lrts ls-r lsds lsso lssr lsts ltbl ltds ltrs ltsr lttr obbo obdt obls obol obor obos obot obro obsd obsr obss obst obtd obts odbo oddd odds odoo odor odos odot odrl odso odts olbo oldb olds ollo olor olos olot olst oold oolo oooo ooos oord oort oost ootb oots orbb orbo orbs ordo ords orlo oro- oror oros orot orro orrs orso orto orts oslo osoo osor osos osrd osro ossb ossd osso ostr osts otbd otbs oto- otoo otor otos otro otrs otso otto otts rbbb rbbr rbbs rbds rbsd rbsl rbss rbst rdos rdso rlds rldt rlls rob- robb robo robs robt rodd rodo rods rold roll rolo rolt roob rood rool roor roos root roro rort roso ross rost rotl roto rotr rots rott rrrr rsdd rsdl rsds rsos rssl rsts rtdt rtls rtlt rtss rtts s-os sbbs sbds sbor sbot sbsd sbst sdds sdls sdlt sdot sdrs sdsl sdss slds slob slod sloo slos slot slrs slst slts sobo sobr sobs sobt sodd sodo sods sold soll solo solr sols solt sood sool soor soos soot sorb sord soro sorr sors sort soso soss sost sotl soto sots sros srsd srtr ssbr ssdd sslt ssot ssrl ssrs sssb ssss sstb sstd sstl ssts stbd stbs stds stld stlo stlt stob stod stol stoo stor stos stot strd stro strs stss sttd sttr tbbs tbrb tbst tddb tdls tdor tdss tldr tlos tlrs tobo tobs tobt todd todo tods todt tol- told toll tolo tolt tood tool toor toos toot tord toro torr tors tort tosb toso toss tost totd toto totr tots tott trod troo tros trot trsd trst trtr tsbd tsdb tsob tsol tsos tssr tsst tsts ttbb ttss tttt