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) throws IOException{

		BufferedReader in=new BufferedReader(new InputStreamReader(System.in));
		BufferedWriter out=new BufferedWriter(new OutputStreamWriter(System.out));
		int numeroVeces=Integer.parseInt(in.readLine());
		char[] letras={'h','a','c','k','e','r','r','a','n','k'};
		
		
		for (int i = 0; i < numeroVeces; i++) {
			String palabra=in.readLine();
			int j = 0;
			int cantidad=0;
			for (int j2 = 0; j2 < letras.length; j2++) {
				boolean salir=true;
				for (; j < palabra.length()&&salir; j++) {
					if(letras[j2]==palabra.charAt(j)){
						cantidad++;
						salir=false;
					}
				}
				
			}
			
			
			if(cantidad==10){
				out.write("YES\n");
			}else{
				out.write("NO\n");
			}
		}
		out.close();
		in.close();
		
	}
}