-ey -ic c-- ccc ccd cce cci cdc cdd cde cdi cdy ce- cec ced cee cei cey ci- cic cid cie cii cyc cyd cye dcc dcd dce dci ddc ddd dde ddi ddy de- dec ded dee dei dey di- dic did die dii diy dy- dyc dyd dye dyy ec- ecc ecd ece eci ed- edc edd ede edi edy eec eed eee eey eic eid eie eii eyc eyd eye i-d icc icd ice ici icy idc idd ide idi idy ie- iec ied iee iei iey iic iid iie iii iyc iye iyy ycc ycd yce yci ycy yde ydy yec yed yee yei yey yid yie yii yyc yye yyy