Travel may pertain-to a world-city.Logical formLearned from94 sentences. (Air travel) can be safe.Logical formLearned from93 sentences. A (holiday travel season) can be busy.Logical formLearned from93 sentences. Restrictions can be on travel.Logical formLearned from93 sentences. Travel can be reasonable.Logical formLearned from93 sentences. A growth can be in (air travel).Logical formLearned from93 sentences. Travel can be recreational.Logical formLearned from92 sentences. A (travel business) can be online.Logical formLearned from92 sentences. (Travel agents) may pertain-to a country.Logical formLearned from92 sentences. Travel can be by car.Logical formLearned from91 sentences. A female can be (travel editor).Logical formLearned from91 sentences. Travel can be heavy.Logical formLearned from91 sentences. Travel can be by train.Logical formLearned from91 sentences. A method can be constituted-of-or-filled-with travel.Logical formLearned from90 sentences. Expenses can be for travel.Logical formLearned from90 sentences.