#include<iostream>
#include<string.h>
#include<math.h>
#include<algorithm>
#include<vector>
#include<map>
#include<queue>
#include<iomanip>
#include<string>
using namespace std;

string s[30];

map<string, int> mp;

int main()
{

	for (int i = 0; i <= 25; ++i)
	{
		char x = 0;

		cin >> x;

		cin >> s[i];
	}

	int N = 0;

	cin >> N;
	int mx = 0;
	for (int i = 1; i <= N; ++i)
	{
		string s1 = "",s2="";

		cin >> s1;

		for (int j = 0; j < s1.size(); ++j)
		{
			s2 += s[s1[j] - 'a'];
		}

		mx=max(mx,++mp[s2]);

	}
	
	if (mx < 2)
		cout << -1;
	else
		cout << mx;


	return 0;
}