Contributions can be from readers.Logical formLearned from57 sentences. Significance may pertain-to contributions.Logical formLearned from57 sentences. Contributions can be to a company.Logical formLearned from57 sentences. A contribution can be to an environment.Logical formLearned from57 sentences. A contribution can be immeasurable.Logical formLearned from57 sentences. Persons may include a contribution.Logical formLearned from57 sentences. Everyone may make a contribution.Logical formLearned from57 sentences. Contributions can be to parties.Logical formLearned from57 sentences. Contributions can be illicit.Logical formLearned from57 sentences. A person may look to contributions.Logical formLearned from57 sentences. Contributions may be used.Logical formLearned from57 sentences. A contribution can be to civilization.Logical formLearned from57 sentences. A contribution can be reduced.Logical formLearned from57 sentences. Contributions can be to understanding.Logical formLearned from57 sentences. A contribution can be vocal.Logical formLearned from57 sentences.