A modem may undergo a purchase.Logical formLearned from18 sentences. Exceptions can be purchases.Logical formLearned from18 sentences. Consumers may return a product to a place of purchase.Logical formLearned from18 sentences. Instruments may undergo a purchase.Logical formLearned from18 sentences. (Purchase decisions) may be made.Logical formLearned from18 sentences. Wheelchairs may undergo a purchase.Logical formLearned from18 sentences. Terms may pertain-to a (purchase order).Logical formLearned from18 sentences. A purchase can be agreed.Logical formLearned from18 sentences. Players may undergo a purchase.Logical formLearned from18 sentences. A purchase can be questionable.Logical formLearned from18 sentences. An (oil refinery) may undergo a purchase.Logical formLearned from18 sentences. Purchases can be cuban.Logical formLearned from18 sentences. Purchases can be high-tech.Logical formLearned from18 sentences. Purchase may create an (oil company).Logical formLearned from18 sentences. A (rail line) may undergo a purchase.Logical formLearned from18 sentences.