Doctrines can be poisonous.Logical formLearned from8 sentences. A doctrine can be other.Logical formLearned from8 sentences. A doctrine can be vague.Logical formLearned from8 sentences. Infringement can be under a doctrine of equivalents.Logical formLearned from8 sentences. Winds of doctrine may be leted.Logical formLearned from8 sentences. Doctrine may matter.Logical formLearned from8 sentences. A change can be in doctrine.Logical formLearned from8 sentences. A doctrine can be restrictive.Logical formLearned from8 sentences. A doctrine may pertain-to a godhead.Logical formLearned from8 sentences. A doctrine may undergo a demise.Logical formLearned from8 sentences. A (user doctrine) can be sophisticated.Logical formLearned from8 sentences. A doctrine can be forgotten.Logical formLearned from8 sentences. A (defense doctrine) may pertain-to a nation.Logical formLearned from8 sentences. A male may believe in a doctrine.Logical formLearned from8 sentences. A cornerstone may pertain-to a doctrine.Logical formLearned from8 sentences.