(Margin calls) can be unpaid.Logical formLearned from8 sentences. A difference may fall within a margin of error.Logical formLearned from8 sentences. Crude oil may be offseted by (refining margins).Logical formLearned from8 sentences. A margin can be for a male.Logical formLearned from8 sentences. A margin can be steady.Logical formLearned from8 sentences. A margin can be slender.Logical formLearned from8 sentences. A president may win by a margin.Logical formLearned from8 sentences. A margin may get smaller.Logical formLearned from8 sentences. A margin can be thin.Logical formLearned from8 sentences. Margins may pertain-to an industry.Logical formLearned from8 sentences. A proposal may pass by a margin.Logical formLearned from8 sentences. Workers may vote by a margin.Logical formLearned from8 sentences. A margin may manifest thinness.Logical formLearned from8 sentences. (Profit margins) can be at a company.Logical formLearned from8 sentences. A (profit margin) may shrink.Logical formLearned from8 sentences.