/// check the given word of the given lang code and return the result
virtual enum Result check(WordLangTuple const &) = 0;
/// check the given word of the given lang code and return the result
virtual enum Result check(WordLangTuple const &) = 0;
/// insert the given word into the personal dictionary
virtual void insert(WordLangTuple const &) = 0;
/// insert the given word into the personal dictionary
virtual void insert(WordLangTuple const &) = 0;