dddd ddot ddss ddts dod- dodd dodo dods doko dood dook door doos doot dord dork doro dorr dors dort dosk doso doss dost dotd dotk doto dots dott drod drot drrs dsdr dsos dsrr dsst dsto dsts dtor dtot dtss k-os kddd kddk kddr kdkd kdkk kdko kdkr kdkt kdok kdot kdro kdrs kdsd kdsk kdsr kdss kdst kdtd kdtr kkdd kkdo kkdt kkkk kkoo kkor kkot kkrk kkro kkrr kkrs kkrt kksd kksr kkss kkst kktk kkts kodk kodo kods kodt kokk koko kokr koks kook kooo koor koos koot kord kork koro korr kors kort kos- kosd koso kosr koss kost kotd kotk koto kotr kots kott krdd krdo krdr krds krkd krkk krko krkr krks krod krok kroo kror kros krrk krro krrr krrs krrt krsd krsk krsr krss krst krtk krto krtr krts ksdk ksdr ksds kskd kskk ksko kskr ksks ksok ksoo ksor ksos ksro ksrr ksrs ksrt ksso kssr ksss ksst kstk ksto kstr ksts kstt ktdd ktdk ktdo ktdr ktkk ktko ktkr ktks ktkt ktok ktoo ktor ktot ktrk ktro ktrr ktrs ktrt ktsd ktso ktsr ktst kttk ktto kttr ktts kttt oddd odds odoo odor odos odot odso odts okko okok okor okot okro okso okto oooo ooos oord oort oost oots ordo ords orko oro- orok oror oros orot orro orrs orsk orso orto orts osoo osor osos osrd osro ossd osso ostr osts oto- otok otoo otor otos otro otrs otso otto otts rdos rdso rkos rkss rkts rodd rodo rods rokk roko rokr roks rood rook roor roos root rork roro rort roso ross rost rotk roto rotr rots rott rrrr rsdd rsds rsos rsts rtdt rtss rtts s-os sdds sdot sdrs sdss skor skot skrt sksd skss sodd sodo sods sokk soko sood sook soor soos soot sord soro sorr sors sort soso soss sost sotk soto sots sros srsd srtr ssdd ssot ssrs ssss sstd ssts stds stks stod stok stoo stor stos stot strd strk stro strs stss sttd sttr tdkr tdor tdss tkod tkos tkts todd todo tods todt toko tood took toor toos toot tord tork toro torr tors tort tosk toso toss tost totd toto totr tots tott trod troo tros trot trsd trst trtr tsks tsos tssr tsst tsts ttss tttt