#define DEBUG 0
#include <bits/stdc++.h>
using namespace std;
#if DEBUG
// basic debugging macros
int __i__,__j__;
#define printLine(l) for(__i__=0;__i__<l;__i__++){cout<<"-";}cout<<endl
#define printLine2(l,c) for(__i__=0;__i__<l;__i__++){cout<<c;}cout<<endl
#define printVar(n) cout<<#n<<": "<<n<<endl
#define printArr(a,l) cout<<#a<<": ";for(__i__=0;__i__<l;__i__++){cout<<a[__i__]<<" ";}cout<<endl
#define print2dArr(a,r,c) cout<<#a<<":\n";for(__i__=0;__i__<r;__i__++){for(__j__=0;__j__<c;__j__++){cout<<a[__i__][__j__]<<" ";}cout<<endl;}
#define print2dArr2(a,r,c,l) cout<<#a<<":\n";for(__i__=0;__i__<r;__i__++){for(__j__=0;__j__<c;__j__++){cout<<setw(l)<<setfill(' ')<<a[__i__][__j__]<<" ";}cout<<endl;}
// advanced debugging class
// debug 1,2,'A',"test";
class _Debug {
public:
template<typename T>
_Debug& operator,(T val) {
cout << val << endl;
return *this;
}
};
#define debug _Debug(),
#else
#define printLine(l)
#define printLine2(l,c)
#define printVar(n)
#define printArr(a,l)
#define print2dArr(a,r,c)
#define print2dArr2(a,r,c,l)
#define debug
#endif
// define
#define MAX_VAL 999999999
#define MAX_VAL_2 999999999999999999LL
#define EPS 1e-6
#define mp make_pair
#define pb push_back
// typedef
typedef unsigned int UI;
typedef long long int LLI;
typedef unsigned long long int ULLI;
typedef unsigned short int US;
typedef pair<int,int> pii;
typedef pair<LLI,LLI> plli;
typedef vector<int> vi;
typedef vector<LLI> vlli;
typedef vector<pii> vpii;
typedef vector<plli> vplli;
// ---------- END OF TEMPLATE ----------
#define SIZE 2000000
int index(char c) {
if (c == 'A') return 0;
else if (c == 'C') return 1;
else if (c == 'G') return 2;
else return 3;
}
int trie[SIZE+1][4],num = 0;
int trie2[SIZE+1][4],num2 = 0;
vi leaf[SIZE+1],leaf2[SIZE+1];
int disc[SIZE+1],disc2[SIZE+1];
int fin[SIZE+1],fin2[SIZE+1];
pii points[100000];
int doDFS(int u) {
int i;
disc[u] = num++;
for (i = 0; i < leaf[u].size(); i++) points[leaf[u][i]].first = num-1;
for (i = 0; i < 4; i++) {
if (trie[u][i] != 0) doDFS(trie[u][i]);
}
fin[u] = num-1;
return 0;
}
int doDFS2(int u) {
int i;
disc2[u] = num2++;
for (i = 0; i < leaf2[u].size(); i++) points[leaf2[u][i]].second = num2-1;
for (i = 0; i < 4; i++) {
if (trie2[u][i] != 0) doDFS2(trie2[u][i]);
}
fin2[u] = num2-1;
return 0;
}
vector<pair<pii,int> > Q;
int ans[100000];
int bit[SIZE];
int main() {
cin.sync_with_stdio(0);
int i,j;
int N,M;
string s1,s2;
cin >> N >> M;
for (i = 0; i < N; i++) {
cin >> s1;
int c = 0;
for (j = 0; j < s1.size(); j++) {
if (trie[c][index(s1[j])] == 0) trie[c][index(s1[j])] = ++num;
c = trie[c][index(s1[j])];
}
leaf[c].pb(i);
reverse(s1.begin(),s1.end());
c = 0;
for (j = 0; j < s1.size(); j++) {
if (trie2[c][index(s1[j])] == 0) trie2[c][index(s1[j])] = ++num2;
c = trie2[c][index(s1[j])];
}
leaf2[c].pb(i);
}
num = num2 = 0;
doDFS(0),doDFS2(0);
for (i = 0; i < N; i++) Q.pb(mp(points[i],-1e9));
for (i = 0; i < M; i++) {
cin >> s1 >> s2;
int c = 0;
for (j = 0; j < s1.size(); j++) {
if (trie[c][index(s1[j])] == 0) break;
c = trie[c][index(s1[j])];
}
if (j >= s1.size()) {
int c2 = 0;
reverse(s2.begin(),s2.end());
for (j = 0; j < s2.size(); j++) {
if (trie2[c2][index(s2[j])] == 0) break;
c2 = trie2[c2][index(s2[j])];
}
if (j >= s2.size()) {
Q.pb(mp(mp(fin[c],fin2[c2]),i+1));
Q.pb(mp(mp(disc[c]-1,fin2[c2]),-(i+1)));
Q.pb(mp(mp(fin[c],disc2[c2]-1),-(i+1)));
Q.pb(mp(mp(disc[c]-1,disc2[c2]-1),i+1));
}
}
}
sort(Q.begin(),Q.end());
for (i = 0; i < Q.size(); i++) {
if (Q[i].second == -1e9) {
for (j = Q[i].first.second+1; j < SIZE; j += j & (-j)) bit[j]++;
}
else {
int s = 0;
for (j = Q[i].first.second+1; j > 0; j -= j & (-j)) s += bit[j];
if (Q[i].second < 0) ans[-Q[i].second-1] -= s;
else ans[Q[i].second-1] += s;
}
}
for (i = 0; i < M; i++) printf("%d\n",ans[i]);
return 0;
}
