c-cd cccc ccdc cced ccee ccoc ccod cctc cctt cd-e cdec cdot cec- cece ceco cect cedd cede cedo cedt ceec cet- cete ceto coce coco coct codd code coed cood coot cotc cote coto cott ctec ctot dccc dcct dctc dddd ddoc ddot dec- decc decd dece deco dect dedd dede dedo deed deet dete deto doce doco doct dod- dodd dode dodo dood doot dotd dote doto dott dtcc dted dtot eccc ecce ecco ecct ecdc eced eco- ecod ecot ect- ectc ecto eddc edde eddo ede- edoc edod eede eeee eeoc eetc eete eocd eode eotc eotd eoto etcc etco etec etee etoe ette etto o-eo occc occt oce oced ocee ocet oct- octe octo oddd oded odeo odet odoo odot oec- oecc oedo oeec oooo otcd oted otee oto- otoe otoo otte otto tccc tcdd tctc teco tect tedd tede teec teed teet tete teto tett toce toco todd tode todo todt toed toee toet tood toot totc totd tote toto tott tteo ttoe tttt