a-a a-i aaa aad aae aah aai aap aax ad- ada add ade adh adi adp adx aea aed aee aeh aei aep aex aha ahd ahe ahh ahi ahp ahx ai- aia aid aie aih aii aip aix ap- apa apd ape aph api app apx ax- axa axe axh axi axp axx daa dad dae dah dai dap dax dda ddd dde ddh ddi ddp ddx de- dea ded dee deh dei dep dex dh- dha dhd dhe dhh dhi dhp di- dia did die dih dii dip dix dpa dpd dpe dph dpi dpp dxd dxi dxp dxx eaa ead eae eah eai eap eax ed- eda edd ede edh edi edp edx eea eed eee eep eex eha ehd ehe ehh ehi ehp eia eid eie eii eip eix ep- epa epd epe eph epi epp epx ex- exa exd exe exh exi exp exx h-i haa had hae hah hai hap hax hda hdd hde hdh hdi hdp hdx he- hea hed hee heh hei hep hex hha hhd hhe hhh hhi hhp hia hid hie hih hii hip hix hpa hpd hpe hph hpi hpp hxd i-d ia- iaa iad iae iah iai iap ida idd ide idh idi idp idx ie- iea ied iee iei iep iex iha ihd ihe ihh ihi ihp iia iid iie iih iii iip iix ipa ipd ipe ipi ipp ipx ixe ixi p-p paa pad pae pah pai pap pax pda pdd pde pdh pdi pdp pdx pea ped pee peh pei pep pex pha phd phe phi php phx pia pid pie pih pii pip pix ppa ppd ppe pph ppi ppp ppx pxe xaa xad xap xda xde xdh xdi xed xee xep xex xhd xhp xia xie xii xix xpa xpd xpe xpp xxi xxp xxx