A contribution can be popular.Logical formLearned from12 sentences. Contributions can be to (law librarianship).Logical formLearned from12 sentences. Contributions can be to schemes.Logical formLearned from12 sentences. A contribution can be to others.Logical formLearned from12 sentences. Contributions can be to goals.Logical formLearned from12 sentences. A contribution can be at a level.Logical formLearned from12 sentences. Contributions can be to literature of engineering theory.Logical formLearned from12 sentences. Contributions can be to a cost.Logical formLearned from12 sentences. A contribution can be provocative.Logical formLearned from12 sentences. A person may discover contributions.Logical formLearned from12 sentences. Some contributions can be to a discussion.Logical formLearned from12 sentences. Comments can be on contributions.Logical formLearned from12 sentences. A contribution can be to a strength.Logical formLearned from12 sentences. A contribution can be to (class discussion).Logical formLearned from12 sentences. A presidential race can be with contributions.Logical formLearned from12 sentences.