public bool TryGetValue(string word, int index, [NotNullWhen(true)] out ImmutableHashSet <string>?value)
{
return(Map.TryGetValue(WordChar.Create(word, index), out value));
}
public ImmutableHashSet <string> this[string value, int index]
{
get { return(Map[WordChar.Create(value, index)]); }
}