(History textbooks) may undergo approval.Logical formLearned from68 sentences. A move may undergo approval.Logical formLearned from67 sentences. Approval can be online.Logical formLearned from67 sentences. Recommendations may undergo approval.Logical formLearned from67 sentences. A president may undergo an (approval rating).Logical formLearned from67 sentences. A use may undergo approval.Logical formLearned from67 sentences. An (approval rating) can be low.Logical formLearned from67 sentences. A position can be subject to approval.Logical formLearned from67 sentences. An (approval process) can be formal.Logical formLearned from67 sentences. An acquisition can be subject to regulatory approval.Logical formLearned from67 sentences. Approval can be forthcoming.Logical formLearned from67 sentences. Approval can be informal.Logical formLearned from67 sentences. A world-city may win approval.Logical formLearned from67 sentences. Approval can be mandatory.Logical formLearned from66 sentences. A male may get approval.Logical formLearned from66 sentences.