An attack can be disturbing during a holiday.Logical formLearned from3 sentences. A lack of reaction can be disturbing.Logical formLearned from3 sentences. A number of young persons can be disturbing.Logical formLearned from3 sentences. Some phenomena can be disturbing.Logical formLearned from3 sentences. Research can be disturbing.Logical formLearned from3 sentences. Pictures can be disturbing for some persons.Logical formLearned from3 sentences. An operation can be disturbing.Logical formLearned from3 sentences. Videotapes can be disturbing.Logical formLearned from3 sentences. An inequality can be disturbing.Logical formLearned from3 sentences. Riots can be disturbing.Logical formLearned from3 sentences. Announcements can be disturbing.Logical formLearned from3 sentences. A fighting can be disturbing.Logical formLearned from3 sentences. An uncertainty can be disturbing.Logical formLearned from3 sentences. (Polling agents) can be disturbing.Logical formLearned from2 sentences. Way of thinking can be disturbing.Logical formLearned from2 sentences.