A (stock index) may lose some percent.Logical formLearned from94 sentences. An index may tumble some points.Logical formLearned from94 sentences. An index may show a plus.Logical formLearned from94 sentences. An index may dip some percent.Logical formLearned from93 sentences. An index can be constituted-of-or-filled-with (telephone bonds).Logical formLearned from93 sentences. An index may gain.Logical formLearned from93 sentences. An index of stocks may increase some percent to some points.Logical formLearned from92 sentences. Some index can be flat.Logical formLearned from92 sentences. Courses of some indexes may end.Logical formLearned from92 sentences. An index can be constituted-of-or-filled-with companies.Logical formLearned from92 sentences. Companies can be in an index.Logical formLearned from92 sentences. An index may pertain-to a bourse.Logical formLearned from92 sentences. An index may track shares of companies.Logical formLearned from92 sentences. An index may pertain-to shares.Logical formLearned from92 sentences. An index may do better.Logical formLearned from92 sentences.