A development can be unsound.Logical formLearned from7 sentences. A structure can be unsound.Logical formLearned from7 sentences. A system can be unsound.Logical formLearned from7 sentences. A footing can be unsound.Logical formLearned from7 sentences. A (banking system) can be unsound.Logical formLearned from7 sentences. A female can be unsound.Logical formLearned from7 sentences. A reliance can be unsound.Logical formLearned from7 sentences. An approach can be unsound.Logical formLearned from7 sentences. A (bank lending) can be unsound.Logical formLearned from7 sentences. Companies can be unsound.Logical formLearned from7 sentences. Assumptions can be unsound.Logical formLearned from7 sentences. Ones can be unsound.Logical formLearned from7 sentences. The economy can be unsound.Logical formLearned from7 sentences. A distinction can be unsound.Logical formLearned from7 sentences. A thinking can be unsound.Logical formLearned from7 sentences.