A field can be constituted-of-or-filled-with concentration.Logical formLearned from105 sentences. (Concentration camps) may pertain-to a dictator.Logical formLearned from105 sentences. Voters may undergo concentration.Logical formLearned from105 sentences. Income may undergo concentration.Logical formLearned from104 sentences. A (concentration camp) can be infamous.Logical formLearned from104 sentences. A percent may undergo concentration.Logical formLearned from103 sentences. Concentration may be broken.Logical formLearned from103 sentences. Gas may undergo concentration.Logical formLearned from103 sentences. Calcium may undergo concentrations.Logical formLearned from103 sentences. Concentration may pertain-to a us-state.Logical formLearned from102 sentences. Concentration can be fierce.Logical formLearned from102 sentences. Concentration can be decreased.Logical formLearned from100 sentences. Species may undergo concentration.Logical formLearned from99 sentences. Concentration may undergo lapses.Logical formLearned from99 sentences. Activity may undergo concentration.Logical formLearned from99 sentences.