#include<bits/stdc++.h>
using namespace std;
typedef long long LL;
template <typename T> inline void read(T &F) {
    int R = 1; F = 0; char CH = getchar();
    for(; !isdigit(CH); CH = getchar()) if(CH == '-') R = -1;
    for(; isdigit(CH); CH = getchar()) F = F * 10 + CH - 48;
    F *= R;
}
inline void file(string str) {
    freopen((str + ".in").c_str(), "r", stdin);
    freopen((str + ".out").c_str(), "w", stdout);
}
const int N = 30, M = 1e6 + 10;
int cnt[N]; char s[M];
int main() {
    //file("");
    int T; read(T);
    while(T--) {
        memset(cnt, 0, sizeof(cnt));
        scanf("%s", s + 1); int n = strlen(s + 1);
        for(int i = 1; i <= n; i++) cnt[s[i] - 'a']++;
        int res = 0;
        for(int i = 0; i < 26; i++) res = max(res, cnt[i]);
        cout << n - res << '\n';
    }
    
    #ifdef _MagicDuck
        fprintf(stderr, "# Time: %.3lf s", (double)clock() / CLOCKS_PER_SEC);
    #endif
    return 0;
}