a-a a-i aaa aad aae aai aam aap aax ad- ada add ade adi adm adp adx aea aed aee aei aem aep aex ai- aia aid aie aii aim aip aix ama amd ame ami amm amp amx ap- apa apd ape api apm app apx ax- axa axe axi axm axp axx daa dad dae dai dam dap dax dda ddd dde ddi ddm ddp ddx de- dea ded dee dei dem dep dex di- dia did die dii dim dip dix dma dmd dme dmi dmm dmp dmx dpa dpd dpe dpi dpm dpp dxd dxi dxp dxx eaa ead eae eai eam eap eax ed- eda edd ede edi edm edp edx eea eed eee eem eep eex eia eid eie eii eim eip eix em- ema emd eme emi emm emp emx ep- epa epd epe epi epm epp epx ex- exa exd exe exi exp exx i-d ia- iaa iad iae iai iam iap ida idd ide idi idm idp idx ie- iea ied iee iei iem iep iex iia iid iie iii iim iip iix im- ima imd ime imi imm imp imx ipa ipd ipe ipi ipm ipp ipx ixe ixi maa mad mae mai mam map max mda mdd mde mdi mdm mdp mdx mea med mee mei mem mep mex mi- mia mid mie mii mim mip mix mma mmd mme mmi mmm mmp mmx mpa mpd mpe mpi mpm mpp mpx mxa mxd mxi mxp p-p paa pad pae pai pam pap pax pda pdd pde pdi pdm pdp pdx pea ped pee pei pem pep pex pia pid pie pii pim pip pix pma pmd pme pmi pmm pmp pmx ppa ppd ppe ppi ppm ppp ppx pxe pxm xaa xad xam xap xda xde xdi xdm xed xee xem xep xex xia xie xii xix xma xmd xmi xmm xmp xmx xpa xpd xpe xpm xpp xxi xxp xxx