Humans may be studied.Logical formLearned from13 sentences. A treatment may be studied.Logical formLearned from13 sentences. A person may study reasons.Logical formLearned from13 sentences. Leaders may study.Logical formLearned from13 sentences. A person may study for tests.Logical formLearned from13 sentences. A person may study illustration.Logical formLearned from13 sentences. A female may study on (home schooling).Logical formLearned from13 sentences. A person may study a topic.Logical formLearned from13 sentences. A person may study advertising.Logical formLearned from13 sentences. A person may study features.Logical formLearned from13 sentences. A female may study for a test.Logical formLearned from13 sentences. A male may study surroundings.Logical formLearned from13 sentences. A person may study ethics.Logical formLearned from13 sentences. A person may study a chart.Logical formLearned from13 sentences. Persons may study a book.Logical formLearned from13 sentences.