//#include <fstream>
#include <iostream>
#include <string>
#include <algorithm>

using namespace std;

//ifstream cin ("x.in"); ofstream cout ("x.out");

const int mod = 666013;
const int base = 3;
const int nmax = 1e5 + 10;

struct str{
    int x, y;

    str() {}
    str (int _x, int _y) {
        x = _x, y = _y;
    }

    inline str operator + (const int &a) const {
        return str((x + a) % mod, y + a);
    }
    inline str operator * (const int &a) const {
        return str((x * a) % mod, y * a);
    }
    inline bool operator < (const str &a) const {
        return ((x != a.x) ? (x < a.x) : (y < a.y));
    }
    inline bool operator == (const str &a) const {
        return (x == a.x && y == a.y);
    }
};

str v[nmax + 1];

const int omega = 26;
string s[omega + 1];
string S;

int main() {
    for (int i = 1; i <= omega; ++ i) {
        char c;
        cin >> c;
        cin >> s[c - 'a'];
    }

    int n;
    cin >> n;

    for (int i = 1; i <= n; ++ i) {
        cin >> S;

        str h = str(0, 0);
        for (auto j : S) {
            for (auto k : s[j - 'a']) {
                int val = (k == '.' ? 1 : 2);
                h = h * base + val;
            }
        }

        v[ i ] = h;
    }

    sort(v + 1, v + n + 1);

    int ans = 0;
    for (int i = 1; i <= n; ) {
        int j = i;
        while (j <= n && v[ i ] == v[ j ]) {
            ++ j;
        }
        ans = max(ans, j - i);
        i = j;
    }

    if (ans == 1) ans = -1;
    cout << ans << "\n";
    return 0;
}