c-cd cccc ccdc cced ccee ccoc ccod cd-e cdec cec- cece ceco cedd cede cedo cedy ceec ceke ckck ckco ckcy ckdo ckey ckoc ckoo ckoy coce cock coco codd code cody coed cok- coke coko coky cood cook coyo cyc- cycc cyke cyy- cyyc dc-y dccc dddd ddoc dec- decc decd dece deck deco dedd dede dedo deed deek dek- deke deye deyo dkdc dkey doce dock doco dod- dodd dode dodo dody doek doke doko doky dood dook doye doyk doyo dycd dyce dyck dydd dyde dyed dyey dyke dyko dyo- dyok dyoo eccc ecce ecco ecdc eced ecko ecky eco- ecod ecyd eddc edde eddo eddy ede- edoc edod eede eeee eeke eeoc ekco eked ekek eocd eode eyck eyec eyed eyey eyke kccc kccd kcck kccy kcdc kcdd kcdy kcec kced kcee kceo kcey kckc kckk kcko kcky kcoe kcye kcyk kcyy kdcc kdcd kdce kdco kddc kddd kddk kdec kdkd kdkk kdko kdoc kdoe kdok kdyk keck keco kedc kedd kede kedo kedy keed keek kekc keke keko keok keye keyy kkcd kkck kkco kkcy kkdc kkdd kkdo kkdy kked kkkk kkoo kkoy kkyc kkyy kocd kock kode kodk kodo kody koed kokc koke kokk koko koky kooc kook kooo koye koyo koyy kycc kyck kydd kyde kydo kydy kyee kykc kykd kyke kykk kyky kyok kyoo kyoy kyyk kyyo kyyy o-eo occc oce oced ocee ocke oddd oddy oded odeo odoo oec- oecc oedo oeec oeye oeyo oked okey okko okok okyo ooky oooo oyce oyee oyke yccc ycee ydee yeck yedd yede yedo yeed yeek yeke yeye yeyo ykey ykko yock yode yodo yoke yoko yoky yood yook yoye yoyo yyyy