A land can be constituted-of-or-filled-with rainfall.Logical formLearned from6 sentences. Lack of rainfall can be a problem.Logical formLearned from6 sentences. A rainfall can be in a decade.Logical formLearned from6 sentences. (Rainfall totals) may produce (flash floods).Logical formLearned from6 sentences. Rainfall may trigger (flash floods).Logical formLearned from6 sentences. A lull can be in rainfall.Logical formLearned from6 sentences. Days can be with rainfall.Logical formLearned from6 sentences. (Greenhouse gases) may change (rainfall patterns).Logical formLearned from6 sentences. (Rainfall patterns) can be variable.Logical formLearned from6 sentences. Rainfall may cause (flash floods).Logical formLearned from6 sentences. Rainfall can be critical.Logical formLearned from6 sentences. A rainfall can be in a century.Logical formLearned from6 sentences. Rainfall can be in reaches.Logical formLearned from6 sentences. Rainfall can be in a wet season.Logical formLearned from6 sentences. A rainfall can be endless.Logical formLearned from6 sentences.