A male may be imprisoned in (concentration camp).Logical formLearned from27 sentences. Schools may undergo concentration.Logical formLearned from27 sentences. Inmates can be constituted-of-or-filled-with (concentration camps).Logical formLearned from27 sentences. Mg/mls may undergo concentration.Logical formLearned from27 sentences. Urea may undergo concentrations.Logical formLearned from27 sentences. Phytoplankton may undergo concentration.Logical formLearned from27 sentences. A difference can be in concentration.Logical formLearned from27 sentences. (Droplet nuclei) may undergo concentration.Logical formLearned from27 sentences. Concentration can be prolonged.Logical formLearned from27 sentences. A focus may pertain-to concentration.Logical formLearned from27 sentences. Concentration may be seen before an invasion of a country.Logical formLearned from27 sentences. Difficulties can be in concentration.Logical formLearned from27 sentences. Offices may undergo concentration.Logical formLearned from27 sentences. An (oxygen concentration) can be high.Logical formLearned from27 sentences. (Credit risk) may undergo concentrations.Logical formLearned from27 sentences.