a-a a-i aaa aai aao aap aay ai- aia aii aio aip aiy aoa aoi aoo aop ap- apa api apo app apy ay- aya ayi ayo ayp ia- iaa iai iao iap iia iii iio iip io- ioa ioi ioo iop ipa ipi ipo ipp ipy iya iyo iyy o-i oaa oai oao oap oia oii oio oip oo- ooa ooi ooo oop op- opa opi opo opp opy oya oyi oyo p-p paa pai pao pap pay pia pii pio pip poa poi poo pop poy ppa ppi ppo ppp py- pya pyo yaa yai yao yap yay yii yio yip yoi yoo yop yoy ypa ypo yyy