-th ddd ddh ddr dds ddt ddy dh- dhd dhh dhr dhs dht drd drr drs drt dry dsd dsh dsr dss dst dsy dtd dth dtr dts dtt dty dy- dyd dyr dys dyy hdd hdh hdr hds hdt hdy hhd hhh hhr hhs hht hhy hr- hrd hrh hrr hrs hrt hsd hsh hsr hss hst hsy htd hth htr hts htt hty hy- hyd hyh hyr hys hyt hyy rdd rdh rdr rds rdt rdy rh- rhd rhh rhr rhs rht rrd rrh rrr rrs rrt rsd rsh rsr rss rst rtd rtr rts rtt rty ry- ryd ryr rys ryy sdd sdh sdr sds sdt sdy sh- shd shh shr shs sht shy sr- srd srh srr srs srt sry ss- ssd ssh ssr sss sst std sth str sts stt sty sy- syd syh syr sys syt tdd tdh tdr tds tdt tdy th- thd thh thr ths tht thy trd trh trr trs trt try tsd tsh tsr tss tst tsy ttd tth ttr tts ttt tty tyd tyr tys tyt yds ydt ydy yhs yht yrs yrt ysr yss yst ysy ytd yth ytr yts ytt yys yyt yyy