a-a aaa aad aae aak aam ad- ada add ade adk adm aea aed aee aek aem aka akd ake akk akm ama amd ame amk amm daa dad dae dak dam dda ddd dde ddk ddm de- dea ded dee dek dem dka dke dkk dkm dma dmd dme dmk dmm eaa ead eae eak eam ed- eda edd ede edk edm eea eed eee eek eem eka ekd eke em- ema emd eme emk emm ka- kaa kad kae kak kam kda kde kdk kdm ke- kea ked kee kek kem kke kkk kkm kma kmd kme kmk kmm maa mad mae mak mam mda mdd mde mdk mdm mea med mee mek mem mka mkd mke mkk mkm mma mmd mme mmk mmm