Variations can be smooth.Logical formLearned from19 sentences. A variation can be reduced.Logical formLearned from19 sentences. Variation can be between species.Logical formLearned from19 sentences. Variations can be in light.Logical formLearned from19 sentences. A variation can be in color.Logical formLearned from19 sentences. Species may undergo variations.Logical formLearned from19 sentences. Variations can be in a rate.Logical formLearned from19 sentences. Variations can be in elevation.Logical formLearned from19 sentences. Variations can be useful.Logical formLearned from19 sentences. Constants may undergo a variation.Logical formLearned from19 sentences. Variations can be on a formula.Logical formLearned from19 sentences. A variation may undergo an analysis.Logical formLearned from19 sentences. Seasonal variations can be strong.Logical formLearned from19 sentences. A pattern may undergo variations.Logical formLearned from19 sentences. A variation can be on a theme.Logical formLearned from19 sentences.