bbbb bbbs bbhs bblb bbls bhhs bhor bhot bhrt blbt blhs blls blob bloo blot blss blst blts bobb bobo bobs bohl boho bohr bohs boht boll bolo bols bolt boob booh bool boor boos boot bor- borh boro borr bors bort bosh boso boss bost botb both boto bots bott brhs brls brob broh brol broo bror bros brot brrr brrs brsb brsr brst bshs bsos bsts bths btob btor btrt btss bttb hbbs hbhs hbos hbrs hbss hbtl hhhh hhhs hlhs hlss hobo hobs hohl hoho hol- holb holh holl holo hols holt hool hoor hoos hoot horl horo horr hors hort hosh hoss host hotb hoth hotl hoto hotr hots hott hrbl hrhs hrob hros hrso hrtb hshs hsls hsob hsts hths htoh htol httr lbhs lblr lbos lbrs lbrt lhbs lhhh lhhs lhor lhss llbs llhs llll lloo lob- lobb lobh lobo lobs loho lohr lohs loll lolo lols loob lool loor loos loot loro lors losh loso loss lost loth lotl loto lotr lots lott lrhs lrrr lrst lrts ls-r lshs lsoh lsso lssr lsts ltbl lthr lths ltrs ltsr lttr obbo obhs obls obol obor obos obot obrh obro obsr obss obst obts ohho ohhs ohob ohoh ohos ohso ohss ohto olbo ollo olor olos olot olsh olst ooho oohs oolo oooh oooo ooos oort oost ootb oots orbb orbo orbs orhs orlo oro- oror oros orot orro orrs orso orth orto orts osho oshs oslo osoo osor osos osro ossb osso ostr osts otbs otho othr oths oto- otoh otoo otor otos otro otrs otso otto otts rbbb rbbr rbbs rbhs rboh rbsl rbss rbst rhhs rhls rhob rhoh rhos rlls rlsh rob- robb robo robs robt rohl rohr rohs roll rolo rolt roob rool roor roos root roro rort rosh roso ross rost roth rotl roto rotr rots rott rrhs rrrr rshs rsos rssl rsts rths rtls rtlt rtss rtts s-os sbbs sbhs sbor sbot sbst shbs shbt shhh shhs shl- shls shoo shor shos shot shrs shts slhs slob sloh sloo slos slot slrs slst slts sobo sobr sobs sobt sohh sohl soho sohs solh soll solo solr sols solt sool soor soos soot sorb sorh soro sorr sors sort sosh soso soss sost soth sotl soto sots srhs sros srtr ssbr sshl sshs sslt ssot ssrl ssrs sssb sssh ssss sstb ssth sstl ssts stbs sths stlh stlo stlt stob stol stoo stor stos stot stro strs stss sttr tbbs tbhs tbrb tbst thbs thoo thor thos thot thro thsr thss thtb thtr thts tlos tlrs tobo tobs tobt toho tol- toll tolo tolt tooh tool toor toos toot toro torr tors tort tosb tosh toso toss tost toth toto totr tots tott trhs troo tros trot trst trtr tshb tshs tsob tsol tsos tssr tsst tsts ttbb ttss tttt