#!/bin/python3

import sys

def ishackerrank(s):
    pos = []
    pos.append(s.find('h'))
    i = 0
    for char in 'ackerrank':
        i += 1
        pos.append(s.find(char,pos[i-1]+1))
    for i in pos:
        if i == -1:
            return False
    return True
q = int(input().strip())
for a0 in range(q):
    s = input().strip()
    # your code goes here
    if ishackerrank(s):
        print ('YES')
    else:
        print ('NO')