a-a a-i aaa aad aae aaf aai ad- ada add ade adf adi aea aed aee aef aei af- afa afd afe aff afi ai- aia aid aie aif aii daa dad dae daf dai dda ddd dde ddf ddi de- dea ded dee def dei dfa dfd dfe dff dfi di- dia did die dif dii eaa ead eae eaf eai ed- eda edd ede edf edi eea eed eee eef ef- efa efd efe eff efi eia eid eie eif eii faa fad fae faf fai fda fdd fde fdf fdi fea fed fee fef fei ffa ffd ffe fff ffi fia fid fie fif fii i-d i-f ia- iaa iad iae iaf iai ida idd ide idf idi ie- iea ied iee ief iei ifa ifd ife iff ifi iia iid iie iif iii