c-cd cccc ccdc ccdh ccdr cced ccee cche cchr ccrc ccre cd-e cd-r cddr cdec cder cdre cec- cece cedd cede ceec ceke cer- cerc cerd cere chce chch chec ched chee cheh chek cher chrc chrd chrr ckch ckck cker ckrc ckrd crcc crce crcr crdc cre- crec cred cree creh crkc dccc dche dcrk dddd ddrc ddre dec- decc decd dece deck dedd dede deed deek deer dek- deke dekh der- derc dere derk derr dhec dhed dhee dher dkdc dred dree dreh drek eccc ecce ecdc eced eche ecrc ecrr eddc edde ede- edeh eder eede eeee eeke eerc ehcc ehdd eheh eher ehre ekch eked ekek eker ercc erce erch erde erec ered erer erhc erke errc erre hccc hcch hcdr hcrd hech heck hedd hede heed heek heer hehe heke herc herd here herk herr hhhh hkcc hrdc hree hrrc kccc kccd kcck kccr kcdc kcdd kcdr kcec kced kcee kche kchh kchk kchr kckc kckk kckr kcrc kcrh kcrr kdcc kdcd kdce kdcr kddc kddd kddk kddr kdec kdkd kdkk kdkr kech keck kecr kedc kedd kede kedr keed keeh keek keer kehk kehr kekc keke ker- kerc kere kerk kerr khcc khch khck khdc khdk khdr khec khed kher khhk khke khkk khkr khrd khrk khrr kkcd kkch kkck kkcr kkdc kkdd kked kkhh kkhk kkhr kkkk kkrc kkre kkrh kkrk kkrr krcc krcd krce krch krdc krdd krde krdr krec kred kree kreh krek krhc krkc krkd krke krkh krkk krkr krrc krre krrk krrr rccc rcdc rcde rcrd rder recc recd rece rech reck recr redc redd rede redh redr reed reek rehe reke rerd rere rhce rhee rred rrrr