Intervals can be regular.Logical formLearned from9 588 sentences. Intervals can be short.Logical formLearned from1 057 sentences. Intervals can be irregular.Logical formLearned from1 038 sentences. An interval can be short.Logical formLearned from821 sentences. A person may broadcast at intervals.Logical formLearned from545 sentences. Intervals can be fixed.Logical formLearned from460 sentences. Intervals can be periodic.Logical formLearned from387 sentences. Intervals can be monthly.Logical formLearned from359 sentences. An interval can be constituted-of-or-filled-with some years.Logical formLearned from346 sentences. Intervals can be weekly.Logical formLearned from278 sentences. Intervals can be specified.Logical formLearned from271 sentences. An interval can be regular.Logical formLearned from269 sentences. Intervals can be hourly.Logical formLearned from247 sentences. An interval can be melodic.Logical formLearned from219 sentences. An interval can be given.Logical formLearned from210 sentences.