#include <bits/stdc++.h>
#define st first
#define nd second
using lint = int64_t;
constexpr int mod = int(1e9) + 7;
constexpr int inf = 0x3f3f3f3f;
constexpr int ninf = 0xcfcfcfcf;
constexpr lint linf = 0x3f3f3f3f3f3f3f3f;
const long double pi = acosl(-1.0);
// Returns -1 if a < b, 0 if a = b and 1 if a > b.
int cmp_double(double a, double b = 0, double eps = 1e-9) {
return a + eps > b ? b + eps > a ? 0 : 1 : -1;
}
using namespace std;
int f(char c){
if(c == 'A') return 0;
if(c == 'C') return 1;
if(c == 'G') return 2;
return 3;
}
int main() {
cin.tie(nullptr)->sync_with_stdio(false);
int n, m;
cin>>n>>m;
vector<string>s(n), t(n), p(m), q(m);
for(int i=0;i<n;i++){
cin>>s[i];
t[i] = s[i];
reverse(t[i].begin(), t[i].end());
}
for(int i=0;i<m;i++){
cin>>p[i]>>q[i];
reverse(q[i].begin(), q[i].end());
}
vector<array<int, 4>>triep(1, {-1, -1, -1, -1}), trieq(1, {-1, -1, -1, -1});
vector<vector<int>>gp(1), gq(1);
for(int i=0;i<m;i++){
{
int cur = 0;
for(char c : p[i]){
int b = f(c);
if(triep[cur][b] == -1){
triep[cur][b] = (int)triep.size();
triep.push_back({-1, -1, -1, -1});
gp.push_back({});
}
cur = triep[cur][b];
}
gp[cur].push_back(i);
}
{
int cur = 0;
for(char c : q[i]){
int b = f(c);
if(trieq[cur][b] == -1){
trieq[cur][b] = (int)trieq.size();
trieq.push_back({-1, -1, -1, -1});
gq.push_back({});
}
cur = trieq[cur][b];
}
gq[cur].push_back(i);
}
}
vector<int>ans(m);
vector<bool>w(m);
for(int i=0;i<n;i++){
vector<int>v;
{
int cur = 0;
for(char c : s[i]){
int b = f(c);
if(triep[cur][b] == -1) break;
cur = triep[cur][b];
for(int u : gp[cur]){
v.push_back(u);
w[u] = 1;
}
}
}
{
int cur = 0;
for(char c : t[i]){
int b = f(c);
if(trieq[cur][b] == -1) break;
cur = trieq[cur][b];
for(int u : gq[cur]){
if(w[u]) ans[u]++;
}
}
}
for(int u : v) w[u] = 0;
}
for(int i=0;i<m;i++) cout<<ans[i]<<"\n";
return 0;
}
/*
[ ]Leu o problema certo???
[ ]Ver se precisa de long long
[ ]Viu o limite dos fors (é n? é m?)
[ ]Tamanho do vetor, será que é 2e5 em vez de 1e5??
[ ]Testar sample
[ ]Testar casos de borda
[ ]1LL no 1LL << i
[ ]Testar mod (é 1e9+7, mesmo?, será que o mod não ficou negativo?)
*/
