#!/bin/python3

import sys


q = int(input().strip())
p = ['h','a','c','k','e','r','r','a','n','k']
for a0 in range(q):
    s = input().strip()
    s = list(s)
    #print(s)
    l = len(s)
    i=0
    while(i < l):
        if p[i] == s[i]:
            i+=1
        else:
            s.remove(s[i])
            l=len(s)
            
    if s == p:
        print("YES")
    else:
        print("NO")
    # your code goes here