(Computer disks) may undergo a disappearance.Logical formLearned from7 sentences. A disappearance may pertain-to an author.Logical formLearned from7 sentences. A disappearance may follow an abduction of a (taxi driver).Logical formLearned from7 sentences. A disappearance of a panel may be scarred.Logical formLearned from7 sentences. A panel may undergo a disappearance.Logical formLearned from7 sentences. Circumstances of a disappearance can be indicative that something-is-the-case.Logical formLearned from7 sentences. A death may represent a disappearance of a writer.Logical formLearned from7 sentences. Members may undergo a disappearance.Logical formLearned from7 sentences. A disappearance may pertain-to intern.Logical formLearned from7 sentences. A disappearance can be wrong.Logical formLearned from7 sentences. (Opposition leaders) may undergo disappearances.Logical formLearned from7 sentences. A disappearance can be unusual.Logical formLearned from7 sentences. Cases may involve disappearance of American citizens.Logical formLearned from7 sentences. American citizens may undergo a disappearance.Logical formLearned from7 sentences. Some case may involve disappearances.Logical formLearned from7 sentences.