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) {
        char[] word = {'h', 'a', 'c', 'k', 'e', 'r', 'r', 'a', 'n', 'k'};
        int numChars = word.length;
        Scanner in = new Scanner(System.in);
        int q = in.nextInt();
        for(int a0 = 0; a0 < q; a0++){
            String s = in.next();
            int len = s.length();
            int wordPos = 0;
            int strPos = 0;
            while (wordPos < numChars && strPos < len) {
                if (s.charAt(strPos) == word[wordPos]) {
                    wordPos++;
                }
                strPos++;
            }
            if (wordPos == numChars) {
                System.out.println("YES");
            } else {
                System.out.println("NO");
            }
        }
    }
}