c-cor ccccc cccii ccifc cciii cfhof chich chico chiho chio- chir- chiri chiro chirr choco choff choir choof choor chor- choro chric cicho circo ciric cirio cirr- cirri cirro co-co cocc- cocci cocco cocio cocir cofio cofir cohoo coifi coiro cooch corfo corio coro- coroi corri crich crio- croci croco ficco fich- fiori foir- forch forio forro frico h-cho hcooh hhhhh hi-fi hi-hi hirch hiroi hiroo ho-ho ho-oh hocco hochi hofii hooch hoori horch horii horio horro hroch ichhi ichor icici if-- ihhof iiiii ioooi ioooo iorio ircii irico irori occii ochro offir offof ofori oh-oh ohchr ohfoo ohrio oichi ooioo ooooh ooooo orfor oroch oroco r-co- rcirc ri-fi ricci ricco richi richo ricoh riich rioch ro-ro rocco rocio rocor rofor rohci rohff rohri roohi roric