Glaciers may undergo a disappearance.Logical formLearned from29 sentences. A disappearance can be suspicious.Logical formLearned from29 sentences. A disappearance can be unsolved.Logical formLearned from29 sentences. Work may undergo a disappearance.Logical formLearned from29 sentences. A disappearance may pertain-to a country.Logical formLearned from29 sentences. Clues can be about a disappearance of intern.Logical formLearned from29 sentences. A computer may undergo a disappearance.Logical formLearned from29 sentences. Spaniards may undergo disappearances.Logical formLearned from29 sentences. Some days can be after a disappearance.Logical formLearned from28 sentences. A date may pertain-to a disappearance.Logical formLearned from28 sentences. Cases can be constituted-of-or-filled-with disappearance.Logical formLearned from28 sentences. Soldiers may undergo a disappearance.Logical formLearned from28 sentences. A disappearance may pertain-to a couple.Logical formLearned from28 sentences. Ice may undergo a disappearance.Logical formLearned from28 sentences. A disappearance may pertain-to a child.Logical formLearned from28 sentences.