Investigations may reveal that something-is-the-case.Logical formLearned from1 163 sentences. An investigation can be undercover.Logical formLearned from1 139 sentences. Sources can be close to an investigation.Logical formLearned from1 081 sentences. Details may pertain-to an investigation.Logical formLearned from1 071 sentences. A series can be constituted-of-or-filled-with investigations.Logical formLearned from1 063 sentences. An investigation may undergo a completion.Logical formLearned from1 062 sentences. Investigations may pertain-to a person.Logical formLearned from1 042 sentences. A target may pertain-to an investigation.Logical formLearned from1 012 sentences. An investigation can be intensive.Logical formLearned from992 sentences. Investigation may reveal that something-is-the-case.Logical formLearned from980 sentences. Scope may pertain-to an investigation.Logical formLearned from945 sentences. An investigation may continue.Logical formLearned from938 sentences. A person may lead an investigation.Logical formLearned from932 sentences. Investigations may pertain-to a government-agency.Logical formLearned from926 sentences. An investigation can be comprehensive.Logical formLearned from919 sentences.