iiii iiio iioi iioo iiop ilio ill- illi illo illp illy iloo iluy ioii ioio iolo iooi iooo iopl ipil iplo ipop ippo ippy iuiu iupp liii lili lill lilo lilu lily lio- lip- lipi lipl lipo lipp lipu lipy liyl liyu llll lloo loiu loli loll lolo loly lool loop lopi lopp lopu loui loul loup louu lppl luli lull lulu lupi lupo lupu luup luyi lyly lyo- oiii oily oiyl olio olli ollo olly oolo oooo opii opio opo- oppi oppo oppy ouii oulu ouu- oyly oyou piip pil- pili pill pilo pilu pily pipi pipo pipp pipy piyo plio plip ploo plop plou ploy plpp plup poil poio poli poll polo polu poly pool poop pop- popi popo popp popy poui poul poup pouy poyo ppli pplo pppo pppp puiu puli pull pulo pulp pulu puly puoy pupi pupl pupu pupy puy- puyi puyo pyl- pyli pyll pyo- pypy uipi ulli ullo ully ulo- ulul uplo uppp uppu uppy upup uulu uuuu yili yill ylli yoli yoll yolo yolp yoly yool yoop yopo yopy youi youl youp yoyo yuli yulo yulu yupi yuyu yyyy