Contributions can be from colleagues.Logical formLearned from29 sentences. Contributions can be qualified.Logical formLearned from29 sentences. (Pension contributions) can be required.Logical formLearned from29 sentences. Contributions can be in exchange.Logical formLearned from29 sentences. A contribution can be soviet.Logical formLearned from29 sentences. Political contributions can be to candidates.Logical formLearned from29 sentences. Contributions can be successful.Logical formLearned from29 sentences. Contributions can be high.Logical formLearned from29 sentences. (Campaign contributions) may undergo a use.Logical formLearned from29 sentences. A contribution may pertain-to a dissertation.Logical formLearned from29 sentences. Contributions can be to (peacekeeping operations).Logical formLearned from29 sentences. A contribution can be legitimate.Logical formLearned from29 sentences. A magnitude may pertain-to a contribution.Logical formLearned from29 sentences. A contribution can be to a conference.Logical formLearned from29 sentences. A contribution may be reduced.Logical formLearned from29 sentences.