import random as pseudorandom

consonants = ['b','c','d','f','g','h','k','l','m','n','p','r','s','t','v','w','x','z']
vocals = ['a','e','i','o','u','y']

both = [consonants,vocals]

def generate_name(length=3):
    gid = pseudorandom.randint(0,1)
    name = ""
    for i in range(length):
        ch = pseudorandom.choice(both[gid])
        name += ch
        gid = (gid + 111) % 2
    return name

for i in range(10):
    print(generate_name(pseudorandom.randint(3,10)))