c-cor ccccc cccii cciii ccoyo chich chico chiho chio- chir- chiri chiro chirr chiyo choco choir choor chooy chor- choro chric chyr- cicho cichy circo ciric cirio cirr- cirri cirro co-co cocc- cocci cocco cocio cocir cohoo coiro cooch corcy corio coro- coroi corri corry cory- crich crio- croci croco crocy cryo- cyric h-cho hcooh hhhhh hi-hi hirch hiroi hiroo ho-ho ho-oh hocco hochi hooch hoori horch horii horio horro horry hroch i-roy ichhi ichor icici iiiii ioooi ioooo iorio ircii irico irori iyiyi o-hoy occii occoy ochro ochry oh-oh ohchr ohrio oichi oiryo ooioo ooooh ooooo oroch oroco oyoor r-co- rcirc ricci ricco richi richo richy ricoh riich rioch ro-ro rocco rochy rocio rocor rohci rohri roohi roric royoc ryori yo-ho yo-yo yohio yorio yorro