A security may pertain-to a (transportation system).Logical formLearned from47 sentences. A source can be constituted-of-or-filled-with transportation.Logical formLearned from46 sentences. (Transportation systems) may pertain-to a country.Logical formLearned from46 sentences. A transportation can be economical.Logical formLearned from46 sentences. (Transportation costs) may fall some percent.Logical formLearned from46 sentences. A way can be constituted-of-or-filled-with transportation.Logical formLearned from46 sentences. Demand can be for transportation.Logical formLearned from46 sentences. Studies can be constituted-of-or-filled-with (transportation tunnels).Logical formLearned from46 sentences. Arrangements can be for transportation.Logical formLearned from45 sentences. A provider can be constituted-of-or-filled-with (transportation services).Logical formLearned from45 sentences. Transportation can be necessary.Logical formLearned from45 sentences. Transportation can be in a region.Logical formLearned from45 sentences. Orders can be for (transportation goods).Logical formLearned from45 sentences. A transportation can be vertical.Logical formLearned from44 sentences. Changes can be in transportation.Logical formLearned from44 sentences.