#!/bin/python3

import sys


q = int(input().strip())
word = ['h','a','c','k','e','r','r','a','n','k']
for a0 in range(q):
    poss = []
    d=0
    s = input().strip()
    for i in range(len(word)):
        for k in range(d,len(s)):
            if word[i] == s[k]:
                poss.append(s[k])
                d = k+1
                break           
    if poss == word:
        print("YES")
    else:
        print("NO")