A (communication system) can be effective.Logical formLearned from35 sentences. Communications can be between students.Logical formLearned from35 sentences. A communication can be unclear.Logical formLearned from35 sentences. Communications may undergo a disruption.Logical formLearned from35 sentences. Communications can be innovative.Logical formLearned from35 sentences. A communication can be sensitive.Logical formLearned from35 sentences. A communication can be periodic.Logical formLearned from35 sentences. A role can be in communication.Logical formLearned from35 sentences. A tool can be for communication.Logical formLearned from35 sentences. Some levels can be constituted-of-or-filled-with communication.Logical formLearned from35 sentences. Applications can be in communications.Logical formLearned from35 sentences. Communications can be with a president.Logical formLearned from35 sentences. A communication can be abnormal.Logical formLearned from35 sentences. A suite can be constituted-of-or-filled-with communication.Logical formLearned from35 sentences. A speech can be a political communication.Logical formLearned from35 sentences.