/// <summary>
/// Searches for an anagram by a given word.
/// </summary>
/// <param name="word">The word to search for</param>
/// <returns>The anagram collection</returns>
public Anagram Search(string word)
=> Anagrams
.SingleOrDefault(anagram =>
CreateAnagramSearchKey(anagram.Words[0]).Equals(CreateAnagramSearchKey(word))
)
;
