ddd dde ddm ddn ddp de- ded dee dem den dep dmd dme dmm dmn dmp dnd dne dnm dnn dnp dpd dpe dpm dpn dpp ed- edd ede edm edn edp eed eee eem een eep em- emd eme emm emn emp en- end ene enm enn enp ep- epd epe epm epn epp mdd mde mdm mdn mdp med mee mem men mep mmd mme mmm mmn mmp mne mnm mnn mnp mpd mpe mpm mpn mpp ndd nde ndm ndn ndp ne- ned nee nem nen nep nmd nme nmm nmn nmp nne nnm nnn nnp npd npe npm npn npp p-p pdd pde pdm pdn pdp ped pee pem pen pep pmd pme pmm pmn pmp pn- pnd pne pnm pnn pnp ppd ppe ppm ppn ppp