Is there a problem with elasticsearch query_string?

Elastic Stack Elasticsearch
1

Hi
i am running a search with accent "chín*" i am using query string but i
don't get any hits
if i use prefix then i get the correct number of results
is there any problem with query string and it is unable to handle search
with accent?

here are both search json
{
"query": {
"query_string": {
"query": "chín*",
"fields": [],
"use_dis_max": false,
"default_operator": "and",
"allow_leading_wildcard": false
}
}
}

{
"query": {
"multi_match": {
"query": "ch?n*",
"fields": [],
"type": "phrase_prefix",
"max_expansions": 100,
"tie_breaker": 0,
"zero_terms_query": "NONE"
}
}
}

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