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
             String regex = "\\b.*?h+.*?a+.*?c+.*?k+.*?e+.*?r+.*?r+.*?a+.*?n+.*?k+.*?\\b";
                 String string = s;

                 Pattern pattern = Pattern.compile(regex);
                 Matcher matcher = pattern.matcher(string);

                if (matcher.find()) {
                   // System.out.println("Full match: " + matcher.group(0));
                    System.out.println("YES");                    
                }
            else
                {
                System.out.println("NO");
            }
        }
    }
}