A pulsation can be periodic.Logical formLearned from5 sentences. (Polygraph examinations) can be periodic.Logical formLearned from5 sentences. Military exercises can be periodic.Logical formLearned from5 sentences. Consumption can be periodic.Logical formLearned from5 sentences. Ups can be periodic.Logical formLearned from5 sentences. Landscapes can be periodic.Logical formLearned from5 sentences. A tweaking can be periodic.Logical formLearned from5 sentences. Colonoscopies can be periodic.Logical formLearned from5 sentences. Orderings can be periodic.Logical formLearned from5 sentences. Allotments can be periodic.Logical formLearned from5 sentences. (Survey data) can be periodic.Logical formLearned from5 sentences. Financial audits can be periodic.Logical formLearned from5 sentences. A title can be periodic.Logical formLearned from5 sentences. (Press conferences) can be periodic.Logical formLearned from5 sentences. Refreshments can be periodic.Logical formLearned from5 sentences.