An investigation can be into a (slush fund scandal).Logical formLearned from12 sentences. An investigation may be prompted by a study.Logical formLearned from12 sentences. An investigation may result in guilty pleas.Logical formLearned from12 sentences. An investigation can be by a department.Logical formLearned from12 sentences. Columnist may undergo an investigation.Logical formLearned from12 sentences. (Corruption investigations) can be against officials.Logical formLearned from12 sentences. A (bombing accident) may undergo an investigation.Logical formLearned from12 sentences. Investigations can be public.Logical formLearned from12 sentences. Criminal investigations may undergo an opening.Logical formLearned from12 sentences. Investigations may pertain-to agencies.Logical formLearned from12 sentences. An investigation can be into a pardon.Logical formLearned from12 sentences. An escape may undergo an investigation.Logical formLearned from12 sentences. A (school investigation) may pertain-to a program.Logical formLearned from12 sentences. An investigation may lead to some convictions.Logical formLearned from12 sentences. An (espionage investigation) can be lengthy.Logical formLearned from12 sentences.