knoppy knorry kok-oy kokoon kokopo kokoro kokory konnor kookoo kookyo koopoo kopoky korkor kornyn kororo kronor nkonko nkoroo non-no non-op nonkon nonono nonoon nonpro noonoo noonor norroy o-knon okpoko ookroo oooooo orokon ororry pokpon ponoko pookoo poopoo popopo poporo popoyo poppop porkyp porno- porron poynor poyry pppppp prokon prokop proppy propyn propyr pykno- pyknon pynyon pyrkon pyrro- rokkor ronnon ronron ronyon roynon yo-pop yoroko yoyoyo