ddd ddh ddr dds ddu dh- dhd dhh dhr dhs dhu drd drr drs dru dsd dsh dsr dss dsu dud duh dur dus hdd hdh hdr hds hdu hhd hhh hhr hhs hhu hr- hrd hrh hrr hrs hru hsd hsh hsr hss hsu hud huh hur hus huu rdd rdh rdr rds rdu rh- rhd rhh rhr rhs rhu rrd rrh rrr rrs rru rsd rsh rsr rss rsu rud ruh rur rus ruu sdd sdh sdr sds sdu sh- shd shh shr shs shu sr- srd srh srr srs ss- ssd ssh ssr sss ssu sud suh sur sus suu udd udr uds udu uhd uhh uhr uhs uhu ur- urd urr urs uru usd ush usr uss usu uur uus uuu