A drop can be in (drug use).Logical formLearned from21 sentences. A drop can be in (software sales).Logical formLearned from21 sentences. Drops may occur.Logical formLearned from21 sentences. A drop can be unanticipated.Logical formLearned from21 sentences. Drops can be in a world-city.Logical formLearned from21 sentences. A (market drop) may pertain-to a weekday.Logical formLearned from21 sentences. A point can be above a (drop zone).Logical formLearned from21 sentences. A drop can be year-on-year.Logical formLearned from21 sentences. A (surprise drop) can be in (crude inventories).Logical formLearned from21 sentences. (Government figures) may show a drop.Logical formLearned from21 sentences. A figure may mark a drop.Logical formLearned from21 sentences. A drop can be in (water levels).Logical formLearned from21 sentences. Drops can be in shares.Logical formLearned from21 sentences. A (market drop) may pertain-to a country.Logical formLearned from21 sentences. A drop can be in (manufacturing output).Logical formLearned from21 sentences.