Concentrations can be lowered.Logical formLearned from6 sentences. Concentration can be in (art history).Logical formLearned from6 sentences. Courses can be in some concentrations.Logical formLearned from6 sentences. A person may lack concentration.Logical formLearned from6 sentences. A female may earn a degree with concentration.Logical formLearned from6 sentences. Concentration can be on a continent.Logical formLearned from6 sentences. Agent may undergo concentrations.Logical formLearned from6 sentences. Concentration can be in sculpture.Logical formLearned from6 sentences. Concentration can be preferable.Logical formLearned from6 sentences. A country may undergo concentration.Logical formLearned from6 sentences. Fortifications may undergo concentration.Logical formLearned from6 sentences. (Minority groups) may undergo concentrations.Logical formLearned from6 sentences. Organic molecules may undergo concentration.Logical formLearned from6 sentences. Concentration can be in a medium.Logical formLearned from6 sentences. Concentration can be black.Logical formLearned from6 sentences.