-th ddd ddh ddo dds ddt dh- dhd dhh dho dhs dht dod doh doo dos dot dsd dsh dso dss dst dtd dth dto dts dtt hdd hdh hdo hds hdt hhd hhh hho hhs hht hod hoh hoo hos hot hsd hsh hss hst htd hth hto hts htt odd odh odo ods odt ohd ohh oho ohs oht oo- ood ooh ooo oos oot os- osd osh oso oss ost ot- otd oth oto ots ott sdd sdh sdo sds sdt sh- shd shh sho shs sht sod soh soo sos sot ss- ssd ssh sso sss sst std sth sto sts stt tdd tdh tdo tds tdt th- thd thh tho ths tht to- tod toh too tos tot tsd tsh tso tss tst ttd tth tto tts ttt