-er ddd dde ddh ddk ddm ddo ddr dds ddu de- ded dee deh dek dem deo der des deu dh- dhd dhe dhh dhk dhm dho dhr dhs dhu dke dkk dkm dko dkr dks dku dmd dme dmh dmk dmm dmo dmr dms dmu dod doe doh dok dom doo dor dos dou drd dre drk drm dro drr drs dru dsd dse dsh dsk dsm dso dsr dss dsu dud due duh duk dum duo dur dus ed- edd ede edh edk edm edo edr eds edu eed eee eek eem eeo eer ees ehd ehe ehh ehm eho ehr ehs ehu ekd eke ekh eko ekr eks eku em- emd eme emh emk emm emo emr ems emu eo- eod eoe eoh eok eom eoo eor eos eou erd ere erh erk erm ero err ers eru es- esd ese esh esk esm eso esr ess esu eu- eud eue eur eus hdd hde hdh hdk hdm hdo hdr hds hdu he- hed hee heh hek hem heo her hes heu hhd hhe hhh hhk hhm hho hhr hhs hhu hkd hkh hkk hkm hko hkr hks hku hmd hme hmh hmk hmm hmo hmr hms hmu hod hoe hoh hok hom hoo hor hos hou hr- hrd hre hrh hrk hrm hro hrr hrs hru hsd hse hsh hsk hsm hsr hss hsu hud hue huh huk hum huo hur hus huu kde kdh kdk kdm kdo kdr kds kdu ke- ked kee keh kek kem keo ker kes khe khh khk khm kho khr khs khu kke kkh kkk kkm kkr kks kku kmd kme kmh kmk kmm kmo kms kmu kod koe koh kok kom koo kor kos kou krd krk kro krr krs kru ksd kse ksh ksk ksm kso ksr kss ksu kud kue kuh kuk kum kur kus kuu m-o m-r mdd mde mdh mdk mdm mdo mdr mds mdu med mee meh mek mem meo mer mes meu mhd mhh mhk mhm mho mhr mhs mhu mkd mke mkh mkk mkm mko mkr mks mku mmd mme mmh mmk mmm mmo mmr mms mmu mod moe moh mok mom moo mor mos mou mrd mre mrh mrk mrm mro mrr mrs mru msd mse msh msk msm mso msr mss msu mud mue muh muk mum mur mus muu odd ode odh odm odo odr ods odu oed oee oeh oem oeo oer oes ohd ohe ohh ohm oho ohr ohs ohu okd oke okk oko okr oks oku om- omd ome omh omm omo omr oms omu oo- ood ooh ook oom ooo oor oos or- ord ore orh ork orm oro orr ors oru os- osd ose osh osk osm oso osr oss osu ou- oud oue ouh ouk oum ouo our ous rdd rde rdh rdm rdo rdr rds rdu re- red ree reh rek rem reo rer res reu rh- rhd rhe rhh rhm rho rhr rhs rhu rke rkk rkm rko rks rku rmd rme rmh rmm rmo rmr rms rod roe roh rok rom roo ror ros rou rrd rrh rrk rrm rrr rrs rru rsd rse rsh rsk rsm rso rsr rss rsu rud rue ruh ruk rum ruo rur rus ruu sdd sde sdh sdk sdm sdo sdr sds sdu se- sed see seh sek sem seo ser ses seu sh- shd she shh shk shm sho shr shs shu sk- skd ske skh skk skm sko skr sks sku smd sme smh smk smm smo smr sms smu sod soe soh sok som soo sor sos sou sr- srd sre srh srk srm sro srr srs ss- ssd sse ssh ssk ssm sso ssr sss ssu sud sue suh suk sum suo sur sus suu udd ude udk udm udo udr uds udu ued uee ueh uem uer ues uhd uhe uhh uhm uho uhr uhs uhu uke ukk ukr uku um- umd ume umh umm umo umr ums umu uod uoe uok uom uoo uor uos ur- urd ure urk urm uro urr urs uru usd use ush usk usm uso usr uss usu uue uum uur uus uuu