Variations can be on rules.Logical formLearned from13 sentences. Variation can be in height.Logical formLearned from13 sentences. A difference can be a variation.Logical formLearned from13 sentences. Styles may undergo a variation.Logical formLearned from13 sentences. Variations can be demented.Logical formLearned from13 sentences. A variation may undergo a use.Logical formLearned from13 sentences. Variations can be in interpretation.Logical formLearned from13 sentences. Variation can be within populations.Logical formLearned from13 sentences. Techniques may undergo variations.Logical formLearned from13 sentences. Football may undergo a variation.Logical formLearned from13 sentences. A variation can be on a phrase.Logical formLearned from13 sentences. A trick may undergo a variation.Logical formLearned from13 sentences. Spelling may undergo variations.Logical formLearned from13 sentences. Variations can be in (cricket statistics).Logical formLearned from13 sentences. Evidence can be for variation.Logical formLearned from13 sentences.