An (essential concept) may pertain-to a male.Logical formLearned from336 sentences. A concept can be complex.Logical formLearned from329 sentences. A concept can be clear.Logical formLearned from328 sentences. Concepts can be biological.Logical formLearned from319 sentences. A concept may undergo a use.Logical formLearned from315 sentences. Concepts may be presented.Logical formLearned from314 sentences. A concept can be to a person.Logical formLearned from313 sentences. A concept may pertain-to a philosopher.Logical formLearned from313 sentences. A concept may pertain-to a show.Logical formLearned from311 sentences. A concept may undergo an implementation.Logical formLearned from311 sentences. A concept may undergo an application.Logical formLearned from301 sentences. Variety can be constituted-of-or-filled-with concepts.Logical formLearned from300 sentences. A concept can be constituted-of-or-filled-with operations.Logical formLearned from296 sentences. A range can be constituted-of-or-filled-with concepts.Logical formLearned from289 sentences. Some concepts may derive from canons of education-canons.Logical formLearned from287 sentences.