(Machine guns) may roar of a border.Logical formLearned from1 sentences. Generators may roar on a block.Logical formLearned from1 sentences. A motor of a (fishing boat) may roar.Logical formLearned from1 sentences. A negativity may roar on persons.Logical formLearned from1 sentences. A knee may roar.Logical formLearned from1 sentences. A (video game industry) may roar in some months of a year.Logical formLearned from1 sentences. (Helicopter engines) may roar in a background.Logical formLearned from1 sentences. A soldier may roar on a tarmac.Logical formLearned from1 sentences. A (pasta water) may roar to a boil.Logical formLearned from1 sentences. A bus may roar across a road.Logical formLearned from1 sentences. A female may roar in a year.Logical formLearned from1 sentences. A businessman may roar on a harley-davidson.Logical formLearned from1 sentences. (Investment deals) may roar.Logical formLearned from1 sentences. A defender may roar.Logical formLearned from1 sentences. A flyover may roar across a (sunset sky).Logical formLearned from1 sentences.