c-cd cccc ccdc ccdh cchy ccoc ccod chch choc chod choh chok choo choy chy- chyc chyk ckch ckck ckco ckcy ckdo ckoc ckoo ckoy coch cock coco codd cody coho cok- coko coky cood cooh cook coyo cyc- cycc cyy- cyyc dc-y dccc dddd ddoc dhod dkdc doch dock doco dod- dodd dodo dody dohc doko doky dood dook doyk doyo dycd dych dyck dydd dyhh dyko dyo- dyok dyoo hccc hcch hdoc hdod hdyd hhhh hkcc hoch hock hodh hodk hody hoho hoko hoky hood hook hydd hyo- kccc kccd kcck kccy kcdc kcdd kcdy kchh kchk kcho kckc kckk kcko kcky kcoh kcyk kcyy kdcc kdcd kdco kddc kddd kddk kdkd kdkk kdko kdoc kdok kdyk khcc khch khck khdc khdk khhk khho khkk khky khoc khok khoy khyy kkcd kkch kkck kkco kkcy kkdc kkdd kkdo kkdy kkhh kkhk kkkk kkoh kkoo kkoy kkyc kkyy kocd koch kock kodk kodo kody kohd kohh koho kokc kokh kokk koko koky kooc kook kooo koyo koyy kycc kyck kydd kydo kydy kyhd kykc kykd kykk kyky kyok kyoo kyoy kyyk kyyo kyyy occc oddd oddy odoh odoo ohcc ohho ohoh ohok ohyo okko okok okyo ooho ooky oooh oooo oych yccc ycch yhyd ykko yoch yock yodh yodo yoho yoko yoky yood yook yoyo yyyy