chocho chonch chooch chopup chucho chuchu chucun chuo chupon cn-mom co-opn cocco- cochon cococo cocomo cocoon comcom comcon common commun conch- concho concon connon conoco coocoo coopup coupon ho-hum hocooh hohoho honcho honomu hoohoo hoopoo hop-up hopnpp houcun hpunch huh-uh humhum hummum hunnum mcconn mccunn mchunu mm-hmm mococo mohuhu monoco moomoo moopoo mop-up mophun mounch muchuu muhuhu munuch muumuu nomnom nomoon non-no non-op noncom noncon noncum nonono nonoon noonoo nounou nuh-uh ocho ochun ohcmon ohnono ohohoh ohpooh oncho- onhuno oohooh oooooo opocno phono- phonon phunom pocono pomoun pompom pompon poncho poonch poopoo pop-up popopo poppop poupon poupou pppppp puccho pucon pumpon pumpup puncho punpun ucuncu uh-huh um-hum umuchu uncoop unh-uh unhoop unhunh unpoco unu-op uponon uppcon