public abstract string GetComplexRepresentation(ILinguisticsRepository linguistics);
public abstract string?GetFullForm(string shortForm, ILinguisticsRepository linguistics);
public abstract bool TryGetFullForm(string shortForm, ILinguisticsRepository linguistics, [NotNullWhen(true)] out string?fullForm);
public abstract bool IsAbbreviation(string shortForm, ILinguisticsRepository linguistics);
public override string GetComplexRepresentation(ILinguisticsRepository linguistics) => throw new NotImplementedException();
public override bool TryGetFullForm(string shortForm, ILinguisticsRepository linguistics, [NotNullWhen(true)] out string?fullForm) => throw new NotImplementedException();
public override bool IsAbbreviation(string shortForm, ILinguisticsRepository linguistics) => throw new NotImplementedException();
public override string GetFullForm(string shortForm, ILinguisticsRepository linguistics) => throw new NotImplementedException();