static HashSet <string>[] DawgPrefixSearch(Dawg dawg, string[] prefixes, int times, int?max = null)
{
var results = new HashSet <string> [prefixes.Length];
for (var index = 0; index < prefixes.Length; index++)
{
var prefix = prefixes[index];
for (int i = 0; i < times; i++)
{
var query = dawg.WithPrefix(prefix);
if (max.HasValue)
{
query = query.Take(max.Value);
}
results[index] = query.ToHashSet();
}
}
return(results);
}
public IEnumerable <string> GetWordsByPrefix(string prefix)
{
return(_dawg.WithPrefix(prefix));
}
