Studies may show variation.Logical formLearned from17 sentences. Variations may undergo an analysis.Logical formLearned from17 sentences. Variations can be radial.Logical formLearned from17 sentences. A statement may undergo a variation.Logical formLearned from17 sentences. Variations can be between groups.Logical formLearned from17 sentences. Variations may indicate that something-is-the-case.Logical formLearned from17 sentences. Variations can be in a density.Logical formLearned from17 sentences. Variation may be found.Logical formLearned from17 sentences. Effects may pertain-to variations.Logical formLearned from17 sentences. A variation can be sharp.Logical formLearned from17 sentences. A form may undergo variations.Logical formLearned from17 sentences. A relationship can be between variations.Logical formLearned from17 sentences. A person may use a variation.Logical formLearned from17 sentences. Pills may undergo variations.Logical formLearned from17 sentences. Colors may undergo variations.Logical formLearned from17 sentences.