for i in range(int(raw_input())):
	s = raw_input()
	ans = []
	vowel = 'aeiouAEIOU'
	for i in s:
		if i in vowel:
			ans.append(i)
	if ans == []:
		print "No"
	else:
		ans_str = ''.join([an for an in ans])
		print ans_str