chocho chonch chooch chopup chucho chuchu chucun chuo chupon co-opn cocco- cochon cococo cocoon conch- concho concon connon conoco coocoo coopup coupon hocooh hohoho honcho hoohoo hoopoo hop-up hopnpp houcun hpunch huh-uh non-no non-op noncon nonono nonoon noonoo nounou nuh-uh ocho ochun ohnono ohohoh ohpooh oncho- onhuno oohooh oooooo opocno phono- phonon pocono poncho poonch poopoo pop-up popopo poppop poupon poupou pppppp puccho pucon puncho punpun ucuncu uh-huh uncoop unh-uh unhoop unhunh unpoco unu-op uponon uppcon