Population may swell by some students.Logical formLearned from10 sentences. Tourists may swell over a year.Logical formLearned from10 sentences. An influx of tourists may swell over a year.Logical formLearned from10 sentences. Auroras may swell.Logical formLearned from10 sentences. Deficits may swell.Logical formLearned from10 sentences. A (prison population) may swell.Logical formLearned from10 sentences. Joints may swell.Logical formLearned from10 sentences. A bill may swell.Logical formLearned from10 sentences. A crowd may swell to some thousands.Logical formLearned from10 sentences. A river may swell to some feet.Logical formLearned from10 sentences. A us-state may swell.Logical formLearned from10 sentences. A group may swell.Logical formLearned from10 sentences. Pain may swell in a leg.Logical formLearned from10 sentences. A demonstration may swell.Logical formLearned from10 sentences. Heavy rain may swell a river.Logical formLearned from10 sentences.