(Nutrient concentrations) can be elevated.Logical formLearned from15 sentences. Pathogens may undergo concentration.Logical formLearned from15 sentences. Concentration can be long-term.Logical formLearned from15 sentences. Conditions can be in (concentration camps).Logical formLearned from15 sentences. A person may make a film on nazi (concentration camps).Logical formLearned from15 sentences. A word may be used in nazi (concentration camps).Logical formLearned from15 sentences. Information can be about concentrations.Logical formLearned from15 sentences. Members may undergo concentrations.Logical formLearned from15 sentences. Issues may undergo concentration.Logical formLearned from15 sentences. Concentration may falter.Logical formLearned from15 sentences. Concentration can be on a game.Logical formLearned from15 sentences. Nazi (concentration camp) may undergo a liberation.Logical formLearned from15 sentences. Areas can be constituted-of-or-filled-with (ash concentration).Logical formLearned from15 sentences. Concentration can be on work.Logical formLearned from15 sentences. Persons may undergo concentrations.Logical formLearned from15 sentences.