#include <math.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <assert.h>
#include <limits.h>
#include <stdbool.h>

#define TRUE 1
#define FALSE 0

int main(){
    
    int check[10];
    for (int i = 0; i < 10; i++) {
        check[i] = FALSE;
        //printf("%d", check[i]);
    }
    
    int q; 
    scanf("%d",&q);
    for(int a0 = 0; a0 < q; a0++){
        char* s = (char *)malloc(512000 * sizeof(char));
        scanf("%s",s);
        
        for (int i = 0; s[i] != '\0'; i++) {
            if (s[i] == 'h' &&  check[0] == FALSE) {
                check[0] = TRUE; //printf("'h' found at s[%d]\n", i);                
            } else if ((s[i] == 'a') && (check[1] == FALSE) && (check[0] == TRUE)) {
                check[1] = TRUE; //printf("'a' found at s[%d]\n", i);                
            } else if ((s[i] == 'c') && (check[2] == FALSE) && (check[1] == TRUE)) {
                check[2] = TRUE; //printf("'c' found at s[%d]\n", i);
            } else if ((s[i] == 'k') && (check[3] == FALSE) && (check[2] == TRUE)) {
                check[3] = TRUE; //printf("'k' found at s[%d]\n", i);
            } else if ((s[i] == 'e') && (check[4] == FALSE) && (check[3] == TRUE)) {
                check[4] = TRUE; //printf("'e' found at s[%d]\n", i);
            } else if ((s[i] == 'r') && (check[5] == FALSE) && (check[4] == TRUE)) {
                check[5] = TRUE; //printf("'r' found at s[%d]\n", i);
            } else if ((s[i] == 'r') && (check[6] == FALSE) && (check[5] == TRUE)) {
                check[6] = TRUE; //printf("'r' found at s[%d]\n", i);
            } else if ((s[i] == 'a') && (check[7] == FALSE) && (check[6] == TRUE)) {
                check[7] = TRUE; //printf("'a' found at s[%d]\n", i);
            } else if ((s[i] == 'n') && (check[8] == FALSE) && (check[7] == TRUE)) {
                check[8] = TRUE; //printf("'n' found at s[%d]\n", i);
            } else if ((s[i] == 'k') && (check[9] == FALSE) && (check[8] == TRUE)) {
                check[9] = TRUE; //printf("'k' found at s[%d]\n", i); break;
            }
        }
        if (check[9] == TRUE && a0 != q) {
            printf("YES\n");
        } else if (check[9] == FALSE && a0 != q) {
            printf("NO\n");
        }
        if (check[9] == TRUE && a0 == q) {
            printf("YES");
        } else if (check[9] == FALSE && a0 == q) {
            printf("NO");
        }
        for (int i = 0; i < 10; i++) {
            check[i] = FALSE;
        }
    }
    return 0;
}