Investigation can be by a judge.Logical formLearned from15 sentences. Prosecutors may conduct investigations.Logical formLearned from15 sentences. An investigation can be into rumors.Logical formLearned from15 sentences. A criminal investigation may take place.Logical formLearned from15 sentences. An investigation can be into an attempt.Logical formLearned from15 sentences. Investigations may help.Logical formLearned from15 sentences. An investigation may follow a probe.Logical formLearned from15 sentences. An investigation may last for some months.Logical formLearned from15 sentences. Investigations may lead to (vehicle recalls).Logical formLearned from15 sentences. Investigations can be into (business practices).Logical formLearned from15 sentences. Members may undergo investigations.Logical formLearned from15 sentences. Witnesses can be in an investigation.Logical formLearned from15 sentences. A person may lead a (police investigation).Logical formLearned from15 sentences. Investigation can be for links.Logical formLearned from15 sentences. An (air accident investigation office) may pertain-to a country.Logical formLearned from15 sentences.