Expenditures can be valid.Logical formLearned from9 sentences. (Credit cards) can be valid.Logical formLearned from9 sentences. An input can be valid.Logical formLearned from9 sentences. (Authentication credentials) can be valid.Logical formLearned from9 sentences. A consequence can be valid.Logical formLearned from9 sentences. Approaches can be valid.Logical formLearned from9 sentences. Some certificates can be valid.Logical formLearned from9 sentences. Models can be valid.Logical formLearned from9 sentences. Practices can be valid.Logical formLearned from9 sentences. An uniting of some persons of a same sex can be valid.Logical formLearned from9 sentences. An inference can be valid.Logical formLearned from9 sentences. (Entry documents) can be valid.Logical formLearned from9 sentences. A (student identification) can be valid.Logical formLearned from9 sentences. A (physician order) can be valid.Logical formLearned from9 sentences. An (audit technique) can be valid.Logical formLearned from9 sentences.