eeeee eepee ekene elele elene elken ellek ellel ellen elpee enlen epeen epene keele keene keepe kelek kelen kelep kelle kenel kenne keppe klene klenk klepp kneel kneen kneep knele knell knepp leeke leell lekel lelep lelle lenek lenne lepel lepke leppe n-p-n neele nelle neple neppe p-n-p peeke peele peell peene pelee pelle pene- penne pepee pepel peple peppe pleen pleep pleke plene