ddd ddh ddk ddo dds dh- dhd dhh dhk dho dhs dkk dko dks dod doh dok doo dos dov dsd dsh dsk dso dss dsv dvd dvh dvk dvs hdd hdh hdk hdo hds hdv hhd hhh hhk hho hhs hhv hkd hkh hkk hko hks hod hoh hok hoo hos hov hsd hsh hsk hss hsv hv- hvd hvk hvo hvs hvv kdh kdk kdo kds khh khk kho khs khv kkh kkk kks kkv kod koh kok koo kos ksd ksh ksk kso kss ksv kvh kvk kvo kvs kvv odd odh odo ods odv ohd ohh oho ohs okd okk oko oks oo- ood ooh ook ooo oos oov os- osd osh osk oso oss osv ov- ovd ovh ovo ovs ovv sdd sdh sdk sdo sds sdv sh- shd shh shk sho shs shv sk- skd skh skk sko sks sod soh sok soo sos sov ss- ssd ssh ssk sso sss ssv svd svk svo svs svv vdd vdh vdk vdo vds vdv vh- vhd vho vhs vod voh vok voo vos vov vsd vsh vsk vso vss vsv vvo vvs vvv