-4

n = int(input())
s = []
def Count(elem):
    return elem.count("a") + elem.count("i") + elem.count("e") + elem.count("o") + elem.count("u")
for i in range(n):
    s.append(input())
s = sorted(s, key = len)
s = sorted(s, key = Count, reverse = True)
for i in s:
    print(i)