a-a a-i aaa aad aai aav aax ad- ada add adi adv adx ai- aia aid aii aiv aix av- ava avd avi avx ax- axa axi axv axx daa dad dai dav dax dda ddd ddi ddx di- dia did dii div dix dva dvd dvi dvx dxd dxi dxx i-d i-v ia- iaa iad iai iav ida idd idi idv idx iia iid iii iix iva ivd ivi ivv ivx ixi v-a vaa vad vai vav vax vdd vdi vdv vdx vi- via vid vii viv vix vva vvi vvv vxa vxd vxv xaa xad xav xda xdi xdv xia xii xiv xix xvi xxi xxv xxx