import java.io.*;
import java.util.*;
import java.text.*;
import java.math.*;
import java.util.regex.*;

public class Solution {

    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        int q = in.nextInt();
        for(int a0 = 0; a0 < q; a0++){
            String s = in.next();
            // your code goes here
            char[] charArray ={ 'h', 'a', 'c', 'k', 'e', 'r','r','a','n','k' }; 
            for (int i = 0; i < charArray.length -1 ; i++)
            {    
            s = findLetter(charArray[i],s);
            }
            if (s.compareTo("NO") == 0 )
                System.out.println("NO");
            else System.out.println("YES");

        }
    }
    
    static String findLetter (char letter, String s)
        {
        int u = s.indexOf(letter);
        if (u > -1)
            return s = s.substring (0,u) + s.substring(u+1);
        else return "NO";
    }
}