a-a a-t a-z aaa aad aae aak aat aaz ad- ada add ade adk adt adz aea aed aee aek aet aez aka akd ake akk at- ata atd ate att atz az- aza azd aze azt azz daa dad dae dak dat daz dda ddd dde ddk ddt ddz de- dea ded dee dek det dez dka dke dkk dkt dta dtd dte dtk dtt dtz dza dzd dze eaa ead eae eak eat eaz ed- eda edd ede edk edt eea eed eee eek eet eka ekd eke ekt eta etd ete etk ett etz eze ezz k-t k-z ka- kaa kad kae kak kat kaz kda kde kdk kdt ke- kea ked kee kek ket kez kke kkk kkt kta kte ktk ktt taa tad tae tak tat taz tda tdd tde tdk tdt te- tea ted tee tek tet tez tka tke tkk tkt tkz tta ttd tte ttk ttt tza tzd tze zaa zad zak zat zaz zdt zea zed zee zek zet zez zka zta zte zzt zzz