a-a aaa aad aae aam aan aap ad- ada add ade adm adn adp aea aed aee aem aen aep ama amd ame amm amn amp an- ana and ane anm ann anp ap- apa apd ape apm apn app daa dad dae dam dan dap dda ddd dde ddm ddn ddp de- dea ded dee dem den dep dma dmd dme dmm dmn dmp dna dnd dne dnm dnn dnp dpa dpd dpe dpm dpn dpp eaa ead eae eam ean eap ed- eda edd ede edm edn edp eea eed eee eem een eep em- ema emd eme emm emn emp en- ena end ene enm enn enp ep- epa epd epe epm epn epp maa mad mae mam man map mda mdd mde mdm mdn mdp mea med mee mem men mep mma mmd mme mmm mmn mmp mna mne mnm mnn mnp mpa mpd mpe mpm mpn mpp naa nad nae nam nan nap nda ndd nde ndm ndn ndp ne- nea ned nee nem nen nep nma nmd nme nmm nmn nmp nna nne nnm nnn nnp npa npd npe npm npn npp p-p paa pad pae pam pan pap pda pdd pde pdm pdn pdp pea ped pee pem pen pep pma pmd pme pmm pmn pmp pn- pna pnd pne pnm pnn pnp ppa ppd ppe ppm ppn ppp