A (cooperation project) can be between a country.Logical formLearned from21 sentences. Some nations may strengthen cooperation.Logical formLearned from21 sentences. (Cooperation ties) can be friendly.Logical formLearned from21 sentences. Cooperation can be from agencies.Logical formLearned from21 sentences. Cooperation can be on a part of a country.Logical formLearned from21 sentences. Issues can be on cooperation.Logical formLearned from21 sentences. Cooperation can be with a side.Logical formLearned from21 sentences. Cooperation can be a strategy.Logical formLearned from21 sentences. A wish can be for cooperation.Logical formLearned from21 sentences. Problems can be in cooperation.Logical formLearned from21 sentences. An international cooperation can be intensified.Logical formLearned from21 sentences. Cooperation can be in new fields.Logical formLearned from21 sentences. A declaration may call for cooperation.Logical formLearned from21 sentences. Cooperation can be positive.Logical formLearned from21 sentences. Significance may pertain-to cooperation.Logical formLearned from21 sentences.