An (energy cooperation) can be long-term.Logical formLearned from17 sentences. A country may pay attention to cooperation.Logical formLearned from17 sentences. Cooperation can be in (energy development).Logical formLearned from17 sentences. Some sides may expand cooperation.Logical formLearned from17 sentences. An agreement can be on agricultural cooperation.Logical formLearned from17 sentences. Cooperation can be in construction.Logical formLearned from17 sentences. Persons may have a history of cooperation.Logical formLearned from17 sentences. Cooperation may progress.Logical formLearned from17 sentences. A story can be constituted-of-or-filled-with cooperation.Logical formLearned from17 sentences. Cooperation can be in oil.Logical formLearned from17 sentences. A country can be (cooperation partner).Logical formLearned from17 sentences. Cooperation can be in areas of trade.Logical formLearned from17 sentences. Cooperation may be developed.Logical formLearned from17 sentences. Cooperation can be in scientific fields.Logical formLearned from17 sentences. Cooperation can be in a field of information.Logical formLearned from17 sentences.