Cooperation can be with authorities.Logical formLearned from71 sentences. A world-city may undergo cooperation.Logical formLearned from71 sentences. Cooperation can be with a program.Logical formLearned from71 sentences. Cooperation can be with a federal government.Logical formLearned from71 sentences. Cooperation can be between some cities.Logical formLearned from71 sentences. Cooperation can be between governments.Logical formLearned from71 sentences. Cooperation can be between (police forces).Logical formLearned from71 sentences. Hope can be for cooperation.Logical formLearned from71 sentences. Cooperation can be widespread.Logical formLearned from71 sentences. Cooperation may pertain-to a man.Logical formLearned from71 sentences. Some countries may enjoy cooperation.Logical formLearned from70 sentences. Details can be constituted-of-or-filled-with cooperation.Logical formLearned from70 sentences. A company can be in cooperation.Logical formLearned from70 sentences. A step can be in cooperation.Logical formLearned from70 sentences. Efforts can be at cooperation.Logical formLearned from70 sentences.