#include <bits/stdc++.h>

using namespace std;



int main(){
    int q;
    cin >> q;
    for(int a0 = 0; a0 < q; a0++){
        string hack = "aacehkknrr";
        string s;
        cin >> s;
        // your code goes here
        
        sort(s.begin(), s.end());
        //sort(hack.begin(), hack.end());
        
        //cout << s << endl;
        //cout << hack << endl;
        
        bool res = includes(s.begin(), s.end(), hack.begin(), hack.end());
        if(res){
            cout << "YES" << endl;
        }
        else{
            cout << "NO" << endl;
        }
    }
    return 0;
}