c-p-c c-pop ccccc cccii cciii ccoyo ccxii chi-x chich chico chiho chio- chiyo choco choix choop chooy chopi cicho cichy cipco cippi co-co co-op cocc- cocci cocco cocio cohoo cooch coopy copic copii coppi coppo coppy copyc cphpc h-cho hcooh hhhhh hi-hi hipo- hipop hipp- hippi hippo hippy ho-ho ho-oh hocco hochi hooch hoppo hoppy hpxhc hyphy hypo- hyppo ichhi icici icopy iiiii ioooi ioooo ipcop ixopo iyiyi o-hoy occii occoy ocopy oh-oh oichi ooioo ooooh ooooo oopic ophi- ophic ophio ophyx opici opico opihi opio- opoho opypy oxxio p-o-x pci-x phccc phiph phixx phyc- picco piccy pichi pico- pippi pippo pippy po-po pochi pocho pocop pohio pohoy pooch poopo poopy popco popoi popop poppi poppo poppy pppox ppxii xciii xcopy xhpch xiph- xoxox xxiii xxxii xxxix yippy yo-ho yo-yo yohio