-ene -ine eeee eiei eien eine eini enee enin enne enni ennu enp- enpi enue epee epen epi- epie epin epip eppp euin ieie iiie iiii inee ineu inne inni innu inp- inpe inpi inpp inui inun inup ipen ipie ipin iuiu iupp n-ii n-up neei neen neep nein neip nene neni nenu nepe nepi neue neun neuu nien niip niiu nine nini nipe niue nnnn nnpi npin nuee nuin nune nunn nupe peen peep pein peip pen- pene peni penn penu pepe pepi peun pien piep piip pine pini pinn pinp pinu pipe pipi pipp pneu pnin pnpp pnup ppen ppie pppn pppp pu-e pueu puin puiu pune punu pupe pupi pupu u-ie uein uepi uipi unee unen uni- unie unii unin unne unni upen upie upin upne upnp uppe uppp uppu upup uuen uuni uuuu