ddd ddl ddn ddr dds ddt dl- dld dll dlr dls dlt dnd dnl dnn dnr dns dnt drd drl drn drr drs drt dsd dsl dsn dsr dss dst dtd dtl dtn dtr dts dtt ldd ldl ldn ldr lds ldt lld lll lln llr lls llt lnd lnl lnn lnr lns lnt lrd lrn lrr lrs lrt lsd lsl lsn lsr lss lst ltd ltl ltr lts ltt ndd ndl ndn ndr nds ndt nld nll nln nlr nls nlt nnl nnn nns nnt nrd nrl nrn nrr nrs nrt nsd nsl nsn nsr nss nst ntd ntn ntr nts ntt rdd rdl rdn rdr rds rdt rld rll rln rlr rls rlt rnd rnn rnr rns rnt rrd rrl rrn rrr rrs rrt rsd rsl rsn rsr rss rst rtd rtl rtn rtr rts rtt sdd sdl sdn sdr sds sdt sld sll sln slr sls slt snd snl snn snr sns snt sr- srd srl srn srr srs srt ss- ssd ssl ssn ssr sss sst std stl stn str sts stt tdd tdl tdn tdr tds tdt tld tll tln tlr tls tlt tnd tnl tnn tnr tns tnt trd trl trn trr trs trt tsd tsl tsn tsr tss tst ttd ttl ttn ttr tts ttt