Investigations can be in connection.Logical formLearned from11 sentences. Investigations can be into a cause of an explosion.Logical formLearned from11 sentences. Investigations may undergo importance.Logical formLearned from11 sentences. A contribution can be to an investigation.Logical formLearned from11 sentences. An investigation can be by an university.Logical formLearned from11 sentences. Banks may undergo an investigation.Logical formLearned from11 sentences. An investigation may lead to a conclusion.Logical formLearned from11 sentences. Authorities may conduct investigations.Logical formLearned from11 sentences. Investigations can be complementary.Logical formLearned from11 sentences. Investigations may take a time.Logical formLearned from11 sentences. Investigation can be on-going.Logical formLearned from11 sentences. An investigation can be into a (bomb attack).Logical formLearned from11 sentences. (Skin lesions) can be under investigation.Logical formLearned from11 sentences. An (investigation tour) may pertain-to a male.Logical formLearned from11 sentences. (Police investigations) may find that something-is-the-case.Logical formLearned from11 sentences.