ddd ddh ddk ddo ddr dds ddu dh- dhd dhh dhk dho dhr dhs dhu dkk dko dkr dks dku dod doh dok doo dor dos dou drd drk dro drr drs dru dsd dsh dsk dso dsr dss dsu dud duh duk duo dur dus hdd hdh hdk hdo hdr hds hdu hhd hhh hhk hho hhr hhs hhu hkd hkh hkk hko hkr hks hku hod hoh hok hoo hor hos hou hr- hrd hrh hrk hro hrr hrs hru hsd hsh hsk hsr hss hsu hud huh huk huo hur hus huu kdh kdk kdo kdr kds kdu khh khk kho khr khs khu kkh kkk kkr kks kku kod koh kok koo kor kos kou krd krk kro krr krs kru ksd ksh ksk kso ksr kss ksu kud kuh kuk kur kus kuu odd odh odo odr ods odu ohd ohh oho ohr ohs ohu okd okk oko okr oks oku oo- ood ooh ook ooo oor oos or- ord orh ork oro orr ors oru os- osd osh osk oso osr oss osu ou- oud ouh ouk ouo our ous rdd rdh rdo rdr rds rdu rh- rhd rhh rho rhr rhs rhu rkk rko rks rku rod roh rok roo ror ros rou rrd rrh rrk rrr rrs rru rsd rsh rsk rso rsr rss rsu rud ruh ruk ruo rur rus ruu sdd sdh sdk sdo sdr sds sdu sh- shd shh shk sho shr shs shu sk- skd skh skk sko skr sks sku sod soh sok soo sor sos sou sr- srd srh srk sro srr srs ss- ssd ssh ssk sso ssr sss ssu sud suh suk suo sur sus suu udd udk udo udr uds udu uhd uhh uho uhr uhs uhu ukk ukr uku uod uok uoo uor uos ur- urd urk uro urr urs uru usd ush usk uso usr uss usu uur uus uuu