A glucosamine may be tested for purity.Logical formLearned from2 sentences. (Coupling purities) can be high.Logical formLearned from2 sentences. (Coupling purities) can be for a configuration.Logical formLearned from2 sentences. (Laser systems) may have purity.Logical formLearned from2 sentences. A purity can be out-moded.Logical formLearned from2 sentences. A return to purity may restore power.Logical formLearned from2 sentences. A purity may pertain-to purposes.Logical formLearned from2 sentences. A purity may pertain-to drawings.Logical formLearned from2 sentences. A purity may pertain-to a project.Logical formLearned from2 sentences. A purity of races may be originated.Logical formLearned from2 sentences. A female may represent purity.Logical formLearned from2 sentences. A signal can be on a purity of a signal.Logical formLearned from2 sentences. Groups may seek purity.Logical formLearned from2 sentences. Purity can be unknown.Logical formLearned from2 sentences. Concerns can be about a purity.Logical formLearned from2 sentences.