#include <bits/stdc++.h>

using namespace std;

int main(){
    int q;
    int hackerrank[10] = {1,1,1,1,1,1,1,1,1,1};
    int count_a = 0, count_r = 0, count_k = 0;
    char ch;
    int yes = 1;
    int j = 0;
   
    cin >> q;
    for(int a0 = 0; a0 < q; a0++){
        string s;
        cin >> s;
        
        for(int p = 0; p<10; p++)
            hackerrank[p] = 1;
        
        count_a = 0;
        count_r = 0;
        count_k = 0;
        
        // your code goes here
        j = 0;
        yes = 1;
        while(s[j] != '\0')
            {
            ch = s[j];
            j++;
            switch(ch)
                {
                case 'h':
                    hackerrank[0]--;
                    break;
                case 'a':
                    if (count_a ==0)
                        {
                        if (hackerrank[0] < 1)
                            {
                            hackerrank[1]--;
                            count_a = 1;
                        }
                    }
                    else
                        {
                        if (hackerrank[6] < 1)
                            {
                                hackerrank[7]--;
                        }
                    }
                    break;
                case 'c':
                    if (hackerrank[1] < 1)
                        hackerrank[2]--;
                    break;
                case 'k':
                    if (count_k ==0)
                        {
                        if (hackerrank[2] <1)
                            {
                            hackerrank[3]--;
                            count_k = 1;
                        }
                    }
                    else
                        {
                        if (hackerrank[8] <1)
                            {
                            hackerrank[9]--;
                        }
                    }
                    break;
                case 'e':
                    if (hackerrank[3]<1)
                        hackerrank[4]--;
                    break;
                case 'r':
                    if (count_r ==0)
                        {
                        if (hackerrank[4] < 1)
                        {    hackerrank[5]--;
                             count_r = 1;
                        }
                    }
                    else
                        {
                        if (hackerrank[5] < 1)
                            {
                            hackerrank[6]--;
                        }
                    }
                    break;
                case 'n':
                    if (hackerrank[7] < 1)
                        hackerrank[8]--;
                    break;
                default:
                    break;
            }//switch-case
        }// while loop
        yes = 1;
        for(int k = 0; k < 10; k++)
            {
            if (hackerrank[k] > 0)
                {
                yes = 0;
                break;
            }
        }
        
        if (yes)
            cout << "YES" << endl;
        else
            cout << "NO" << endl;
    }// for loop
    return 0;
}