ddd dde ddi ddm dds de- ded dee dei dem des di- did die dii dim dis dmd dme dmi dmm dms dsd dse dsi dsm dss ed- edd ede edi edm eds eed eee eem ees eid eie eii eim eis em- emd eme emi emm ems es- esd ese esi esm ess i-d idd ide idi idm ids ie- ied iee iei iem ies iid iie iii iim iis im- imd ime imi imm ims is- isd ise isi ism iss mdd mde mdi mdm mds med mee mei mem mes mi- mid mie mii mim mis mmd mme mmi mmm mms msd mse msi msm mss sdd sde sdi sdm sds se- sed see sei sem ses sid sie sii sim sis smd sme smi smm sms ss- ssd sse ssi ssm sss