a-a a-c aaa aac aad aae aau ac- aca acc acd ace acu ad- ada adc add ade adu aea aec aed aee aeu au- aua auc aud aue c-- caa cac cad cae cau cca ccc ccd cce ccu cda cdc cdd cde cdu ce- cea cec ced cee ceu cua cuc cud cue cuu daa dac dad dae dau dca dcc dcd dce dcu dda ddc ddd dde ddu de- dea dec ded dee deu dua duc dud due eaa eac ead eae eau ec- eca ecc ecd ece ecu ed- eda edc edd ede edu eea eec eed eee eu- eua euc eud eue ua- uaa uac uad uae uau uca ucc ucd uce ucu uda udc udd ude udu uea uec ued uee uua uuc uue uuu