import random

vowels = list("aeiuo")
consonants = list("bcdfghjklmnpqrstvwxyz")

for i in range(16 * 4):
    text = ""
    for j in range(random.randint(4, 8)):
        text += consonants[random.randint(0, len(consonants)-1)]
        text += vowels[random.randint(0, len(vowels)-1)]
    print(text)