dddd ddss ddts drrs dsdr dsrr dsst dsts dtss dttx dtxt dxdr dxds dxkr dxkt dxkx dxrd dxrk dxrr dxrt dxrx dxss dxts dxxr dxxx kddd kddk kddr kddx kdkd kdkk kdkr kdkt kdrs kdrx kdsd kdsk kdsr kdss kdst kdtd kdtr kdtx kdxt kdxx kkdd kkdt kkkk kkrk kkrr kkrs kkrt kkrx kksd kksr kkss kkst kktk kkts kktx kkxk kkxs kkxt kkxx krdd krdr krds krdx krkd krkk krkr krks krkx krrk krrr krrs krrt krrx krsd krsk krsr krss krst krsx krtk krtr krts krtx krxk krxr krxt krxx ksdk ksdr ksds kskd kskk kskr ksks kskx ksrr ksrs ksrt ksrx kssr ksss ksst kssx kstk kstr ksts kstt ksxt ktdd ktdk ktdr ktkk ktkr ktks ktkt ktkx ktrk ktrr ktrs ktrt ktrx ktsd ktsr ktst kttk kttr ktts kttt kttx ktxd ktxk ktxr ktxt kxdd kxdr kxds kxkk kxks kxkt kxkx kxrk kxrr kxrs kxrx kxss kxst kxtd kxtk kxts kxtt kxtx kxxk kxxr kxxt kxxx rkss rkts rrrr rsdd rsds rsts rtdt rtss rtts sdds sdrs sdss skrt sksd skss srsd srtr ssdd ssrs ssss sstd ssts stds stks strd strk strs stss sttd sttr tdkr tdss tkts trsd trst trtr tsks tssr tsst tsts ttss tttt txtr xrds xtsr xxxx