c-cd cccc ccdc ccdh cced ccee cche ccoc ccod cctc cctt cd-e cdec cdot cec- cece ceco cect cedd cede cedo cedt ceec cet- cete ceto chce chch chec ched chee cheh chet choc chod choh choo chto chtt coce coch coco coct codd code coed coho cood cooh coot cotc cote coth coto cott ctec ctot dccc dcct dche dctc dddd ddoc ddot dec- decc decd dece deco dect dedd dede dedo deed deet dete deth deto dhec dhed dhee dhod doce doch doco doct dod- dodd dode dodo dohc dood doot dotd dote doth doto dott dtcc dted dthd dtot eccc ecce ecco ecct ecdc eced eche echo echt eco- ecod ecot ect- ectc ecth ecto eddc edde eddo ede- edeh edoc edod eede eeee eeoc eetc eete eeth ehcc ehdd eheh ehte eocd eode eotc eotd eoto etcc etch etco etec etee eth- ethe etho etoe etoh ette etto hccc hcch hdoc hdod hdtt hech hect hedd hede hedo heed heet hehe heho hete heth heto hett hhhh hoce hoch hode hodh hoed hohe hoho hood hooe hoot hotd hote hoth hoto hott htcc htet htoh o-eo occc occt oce oced ocee ocet oche ocht oct- octe octo oddd oded odeo odet odoh odoo odot oec- oecc oedo oeec ohcc ohed ohee ohho ohoh ohte ohto ooho oooh oooo otcd oted otee othe otho oto- otoe otoh otoo otte otto tccc tcdd tch- tche tchh tcho tctc tech teco tect tedd tede teec teed teet teho teoh tete teth teto tett thch the- thec thed thee theo thet thoe thoo thot toce toch toco todd tode todo todt toed toee toeh toet toho tood tooh toot totc totd tote toth toto tott tteo ttoe tttt