i-no iiii iiio iino iioi iioo iiop inni inno inny ino- inoi inon inp- inpi inpp inyo ioii ioio ioni ionn iono iooi iooo ipin ipop ippo ippy n-ii niip nini nino nion nioo niyi nnnn nnpi noin noio non- noni nonn nono noo- noon nooo noop noyo npin nyny nyon oiii oion onni onno onon onoy oooo opii opin opio opo- opon oppi oppo oppy oyon piip pini pinn pino pinp piny pion pipi pipo pipp pipy piyo pnin pnon pnpo pnpp poin poio poni pono ponp pony poon poop pop- popi popo popp popy poyn poyo pppn pppo pppp pyin pyn- pyo- pyon pypy ynon yoni yono yoon yoop yopo yopy yoyn yoyo yyyy