A level can be productive.Logical formLearned from59 sentences. Levels may be increased.Logical formLearned from59 sentences. Higher levels can be constituted-of-or-filled-with development.Logical formLearned from59 sentences. A level may pertain-to a market.Logical formLearned from59 sentences. A level may pertain-to a debt.Logical formLearned from59 sentences. Levels may pertain-to an industry.Logical formLearned from59 sentences. (Radiation levels) can be normal.Logical formLearned from59 sentences. A team can be at a level.Logical formLearned from59 sentences. A level can be in months.Logical formLearned from59 sentences. An (education level) can be high.Logical formLearned from59 sentences. An index may reach a level.Logical formLearned from59 sentences. A level can be verbal.Logical formLearned from58 sentences. Departments can be at levels.Logical formLearned from58 sentences. Levels can be meaningful.Logical formLearned from58 sentences. A level can be constituted-of-or-filled-with change.Logical formLearned from58 sentences.